[526567] Use conventional last commit vYYYYMMDD-HHMM qualifiers
diff --git a/releng/org.eclipse.qvtd.releng.tycho/pom.xml b/releng/org.eclipse.qvtd.releng.tycho/pom.xml
index ba22d70..4ef551a 100644
--- a/releng/org.eclipse.qvtd.releng.tycho/pom.xml
+++ b/releng/org.eclipse.qvtd.releng.tycho/pom.xml
@@ -186,24 +186,35 @@
           <version>${tycho-version}</version>
         </plugin>
         <plugin>
-           <groupId>org.eclipse.tycho</groupId>
-           <artifactId>tycho-packaging-plugin</artifactId>
-           <version>${tycho-version}</version>
-           <configuration>
+          <groupId>org.eclipse.tycho</groupId>
+          <artifactId>tycho-packaging-plugin</artifactId>
+          <version>${tycho-version}</version>
+          <configuration>
             <archive>
               <addMavenDescriptor>false</addMavenDescriptor>
             </archive>
-              <sourceReferences>
-                <generate>true</generate>
-              </sourceReferences>
-           </configuration>
-           <dependencies>
-              <dependency>
-                <groupId>org.eclipse.tycho.extras</groupId>
-                <artifactId>tycho-sourceref-jgit</artifactId>
-                <version>${tycho-extras-version}</version>
-              </dependency>
-           </dependencies>
+            <format>'v'yyyyMMdd'-'HHmm</format>
+            <sourceReferences>
+              <generate>true</generate>
+            </sourceReferences>
+            <timestampProvider>jgit</timestampProvider>
+            <jgit.ignore>
+              pom.xml
+              .polyglot.build.properties
+            </jgit.ignore>
+          </configuration>
+          <dependencies>
+            <dependency>
+              <groupId>org.eclipse.tycho.extras</groupId>
+              <artifactId>tycho-sourceref-jgit</artifactId>
+              <version>${tycho-extras-version}</version>
+            </dependency>
+            <dependency>
+              <groupId>org.eclipse.tycho.extras</groupId>
+              <artifactId>tycho-buildtimestamp-jgit</artifactId>
+              <version>${tycho-extras-version}</version>
+            </dependency>
+          </dependencies>
         </plugin>
         <plugin>
           <groupId>org.eclipse.tycho</groupId>