[releng] Prepare repo for 2023-03 M1

Change-Id: Iec1abe6845a38a1dc080f09383ece0736638b655
diff --git a/packages/org.eclipse.epp.package.committers.feature/epp.website.xml b/packages/org.eclipse.epp.package.committers.feature/epp.website.xml
index a179462..03c6eb7 100644
--- a/packages/org.eclipse.epp.package.committers.feature/epp.website.xml
+++ b/packages/org.eclipse.epp.package.committers.feature/epp.website.xml
@@ -34,6 +34,6 @@
   </MoreInfo>
 
   <!-- name, the name of the product, used in naming the created files. -->
-  <product name="eclipse-committers-2022-12-R" />
+  <product name="eclipse-committers-2023-03-M1" />
 
 </configuration>
diff --git a/packages/org.eclipse.epp.package.cpp.feature/epp.website.xml b/packages/org.eclipse.epp.package.cpp.feature/epp.website.xml
index fa56389..7b9ce03 100644
--- a/packages/org.eclipse.epp.package.cpp.feature/epp.website.xml
+++ b/packages/org.eclipse.epp.package.cpp.feature/epp.website.xml
@@ -22,6 +22,6 @@
   </packageMetaData>
 
   <!-- name, the name of the product, used in naming the created files. -->
-  <product name="eclipse-cpp-2022-12-R" />
+  <product name="eclipse-cpp-2023-03-M1" />
 
 </configuration>
diff --git a/packages/org.eclipse.epp.package.dsl.feature/epp.website.xml b/packages/org.eclipse.epp.package.dsl.feature/epp.website.xml
index 3c7aa0b..6e9480e 100644
--- a/packages/org.eclipse.epp.package.dsl.feature/epp.website.xml
+++ b/packages/org.eclipse.epp.package.dsl.feature/epp.website.xml
@@ -27,6 +27,6 @@
   </MoreInfo>
 
   <!-- name, the name of the product, used in naming the created files. -->
-  <product name="eclipse-dsl-2022-12-R" />
+  <product name="eclipse-dsl-2023-03-M1" />
 
 </configuration>
diff --git a/packages/org.eclipse.epp.package.embedcpp.feature/epp.website.xml b/packages/org.eclipse.epp.package.embedcpp.feature/epp.website.xml
index e97d397..f398302 100644
--- a/packages/org.eclipse.epp.package.embedcpp.feature/epp.website.xml
+++ b/packages/org.eclipse.epp.package.embedcpp.feature/epp.website.xml
@@ -29,6 +29,6 @@
   </packageMetaData>
 
   <!-- name, the name of the product, used in naming the created files. -->
-  <product name="eclipse-embedcpp-2022-12-R" />
+  <product name="eclipse-embedcpp-2023-03-M1" />
 
 </configuration>
diff --git a/packages/org.eclipse.epp.package.java.feature/epp.website.xml b/packages/org.eclipse.epp.package.java.feature/epp.website.xml
index 3cafbc5..519809e 100644
--- a/packages/org.eclipse.epp.package.java.feature/epp.website.xml
+++ b/packages/org.eclipse.epp.package.java.feature/epp.website.xml
@@ -28,6 +28,6 @@
 
 
 	<!-- name, the name of the product, used in naming the created files. -->
-	<product name="eclipse-java-2022-12-R" />
+	<product name="eclipse-java-2023-03-M1" />
 
 </configuration>
diff --git a/packages/org.eclipse.epp.package.jee.feature/epp.website.xml b/packages/org.eclipse.epp.package.jee.feature/epp.website.xml
index 80e39fe..fb180be 100644
--- a/packages/org.eclipse.epp.package.jee.feature/epp.website.xml
+++ b/packages/org.eclipse.epp.package.jee.feature/epp.website.xml
@@ -35,6 +35,6 @@
   </MoreInfo>
 
   <!-- name, the name of the product, used in naming the created files. -->
-  <product name="eclipse-jee-2022-12-R" />
+  <product name="eclipse-jee-2023-03-M1" />
 
 </configuration>
diff --git a/packages/org.eclipse.epp.package.modeling.feature/epp.website.xml b/packages/org.eclipse.epp.package.modeling.feature/epp.website.xml
index d5430d0..0cb6cc2 100644
--- a/packages/org.eclipse.epp.package.modeling.feature/epp.website.xml
+++ b/packages/org.eclipse.epp.package.modeling.feature/epp.website.xml
@@ -32,6 +32,6 @@
   </MoreInfo>
 
   <!-- name, the name of the product, used in naming the created files. -->
-  <product name="eclipse-modeling-2022-12-R" />
+  <product name="eclipse-modeling-2023-03-M1" />
 
 </configuration>
diff --git a/packages/org.eclipse.epp.package.parallel.feature/epp.website.xml b/packages/org.eclipse.epp.package.parallel.feature/epp.website.xml
index 0452dfd..3751d0c 100644
--- a/packages/org.eclipse.epp.package.parallel.feature/epp.website.xml
+++ b/packages/org.eclipse.epp.package.parallel.feature/epp.website.xml
@@ -30,6 +30,6 @@
   </MoreInfo>
 
 	<!-- name, the name of the product, used in naming the created files. -->
-	<product name="eclipse-parallel-2022-12-R" />
+	<product name="eclipse-parallel-2023-03-M1" />
 
 </configuration>
diff --git a/packages/org.eclipse.epp.package.php.feature/epp.website.xml b/packages/org.eclipse.epp.package.php.feature/epp.website.xml
index 903c622..c7f19a5 100644
--- a/packages/org.eclipse.epp.package.php.feature/epp.website.xml
+++ b/packages/org.eclipse.epp.package.php.feature/epp.website.xml
@@ -35,6 +35,6 @@
   </MoreInfo>
 
   <!-- name, the name of the product, used in naming the created files. -->
-  <product name="eclipse-php-2022-12-R" />
+  <product name="eclipse-php-2023-03-M1" />
 
 </configuration>
diff --git a/packages/org.eclipse.epp.package.rcp.feature/epp.website.xml b/packages/org.eclipse.epp.package.rcp.feature/epp.website.xml
index 07a0e7a..0862020 100644
--- a/packages/org.eclipse.epp.package.rcp.feature/epp.website.xml
+++ b/packages/org.eclipse.epp.package.rcp.feature/epp.website.xml
@@ -27,6 +27,6 @@
   </MoreInfo>
 
   <!-- name, the name of the product, used in naming the created files. -->
-  <product name="eclipse-rcp-2022-12-R" />
+  <product name="eclipse-rcp-2023-03-M1" />
 
 </configuration>
diff --git a/packages/org.eclipse.epp.package.scout.feature/epp.website.xml b/packages/org.eclipse.epp.package.scout.feature/epp.website.xml
index e411876..28fe8c2 100644
--- a/packages/org.eclipse.epp.package.scout.feature/epp.website.xml
+++ b/packages/org.eclipse.epp.package.scout.feature/epp.website.xml
@@ -31,6 +31,6 @@
   </MoreInfo>
 
   <!-- name, the name of the product, used in naming the created files. -->
-  <product name="eclipse-scout-2022-12-R" />
+  <product name="eclipse-scout-2023-03-M1" />
 
 </configuration>
diff --git a/releng/org.eclipse.epp.config/parent/pom.xml b/releng/org.eclipse.epp.config/parent/pom.xml
index 0f6681d..94a9467 100644
--- a/releng/org.eclipse.epp.config/parent/pom.xml
+++ b/releng/org.eclipse.epp.config/parent/pom.xml
@@ -36,15 +36,15 @@
     <!-- The location that is used to assemble the single EPP configuration p2 repository -->
     <eclipse.epp.targetRepository>${eclipse.epp.archiveDirectory}/repository/</eclipse.epp.targetRepository>
     <!-- Name of the release (no milestone) -->
-    <RELEASE_NAME>2022-12</RELEASE_NAME>
+    <RELEASE_NAME>2023-03</RELEASE_NAME>
     <!-- Name of the milestone -->
-    <RELEASE_MILESTONE>R</RELEASE_MILESTONE>
+    <RELEASE_MILESTONE>M1</RELEASE_MILESTONE>
     <!-- Version of the release -->
-    <RELEASE_VERSION>4.26.0</RELEASE_VERSION>
+    <RELEASE_VERSION>4.27.0</RELEASE_VERSION>
     <!-- Name release directory on download.eclipse.org -->
-    <RELEASE_DIR>202212011200</RELEASE_DIR>
+    <RELEASE_DIR>202301121200</RELEASE_DIR>
     <!-- SimRel Repo to build from -->
-    <SIMREL_REPO>https://download.eclipse.org/releases/2022-12/202212071000/</SIMREL_REPO>
+    <SIMREL_REPO>https://download.eclipse.org/staging/2023-03/</SIMREL_REPO>
     <!-- ID used to generate the filename of the packages -->
     <eclipse.simultaneous.release.id>${RELEASE_NAME}-${RELEASE_MILESTONE}</eclipse.simultaneous.release.id>
     <!-- Timestamp used in various places, e.g. the about dialog (see about.mappings) -->
@@ -52,9 +52,9 @@
     <!-- Human readable name of the release, e.g. used in the about dialog (see about.mappings) -->
     <!-- TODO the two alternative values of eclipse.simultaneous.release.name could be automated, perhaps with a profile dependent on RELEASE_MILESTONE -->
     <!-- eclipse.simultaneous.release.name value for non-R builds -->
-    <!-- <eclipse.simultaneous.release.name>${RELEASE_NAME} ${RELEASE_MILESTONE} (${RELEASE_VERSION} ${RELEASE_MILESTONE})</eclipse.simultaneous.release.name> -->
+    <eclipse.simultaneous.release.name>${RELEASE_NAME} ${RELEASE_MILESTONE} (${RELEASE_VERSION} ${RELEASE_MILESTONE})</eclipse.simultaneous.release.name>
     <!-- eclipse.simultaneous.release.name value for R builds -->
-    <eclipse.simultaneous.release.name>${RELEASE_NAME} (${RELEASE_VERSION})</eclipse.simultaneous.release.name>
+    <!-- <eclipse.simultaneous.release.name>${RELEASE_NAME} (${RELEASE_VERSION})</eclipse.simultaneous.release.name> -->
     <!-- Upstream p2 repository, used as a source for pre-compiled build artifacts -->
     <eclipse.simultaneous.release.repository>${SIMREL_REPO}</eclipse.simultaneous.release.repository>
   </properties>
diff --git a/releng/org.eclipse.epp.config/tools/upload-to-staging.sh b/releng/org.eclipse.epp.config/tools/upload-to-staging.sh
index ea1d0f0..9dfa65b 100755
--- a/releng/org.eclipse.epp.config/tools/upload-to-staging.sh
+++ b/releng/org.eclipse.epp.config/tools/upload-to-staging.sh
@@ -95,24 +95,24 @@
 Last +1 received for each package and platform (apologies if I missed one of your +1 emails, just let me know and I will update Last Recorded +1) I have highlighted those packages/platforms that I haven't seen any confirmation in this release cycle on.
 
 Packages:
-committers - 2022-12 RC1
-cpp - 2022-12 RC1
-dsl - 2022-12 RC1
-embedcpp - 2022-12 RC1
+committers - 2022-12 M1
+cpp - 2022-12 M3
+dsl - 2022-12 M2
+embedcpp - 2022-09 RC2
 java - 2022-09 M2
-jee - 2022-12 RC1
+jee - 2022-09 RC2
 modeling - 2022-12 M3
 parallel - 2022-03 RC2 (tested by Ed in 2022-09 RC1)
 php - 2020-12 RC2 (tested by Ed in 2022-09 RC1)
 rcp - 2022-09 RC2
-scout - 2022-12 RC1
+scout - 2022-09 RC2
 
 Platforms:
-Linux x86_64 - 2022-12 RC1
-Linux aarch64 - 2022-12 RC1
+Linux x86_64 - 2022-12 M3
+Linux aarch64 - 2022-09 RC2
 Windows - 2022-09 RC2
 macOS x86_64 - 2022-09 M3
-macOS aarch64 - 2022-12 RC1
+macOS aarch64 - 2022-12 M2
 
 Thank you for testing!