[releng] Updates for finishing 2018-12 and starting 2019-03
diff --git a/plugins/org.eclipse.xsd/XSD.setup b/plugins/org.eclipse.xsd/XSD.setup
index 2a4b287..9e1015b 100644
--- a/plugins/org.eclipse.xsd/XSD.setup
+++ b/plugins/org.eclipse.xsd/XSD.setup
@@ -137,9 +137,16 @@
       <sourceLocator
           rootFolder="${xsd.git.clone.location}"/>
       <repositoryList
+          name="2019-03">
+        <repository
+            url="http://download.eclipse.org/releases/2018-12"/>
+        <repository
+            url="http://download.eclipse.org/modeling/emf/emf/builds/milestone/latest"/>
+      </repositoryList>
+      <repositoryList
           name="2018-12">
         <repository
-            url="http://download.eclipse.org/releases/2018-09"/>
+            url="http://download.eclipse.org/releases/2018-12"/>
         <repository
             url="http://download.eclipse.org/modeling/emf/emf/builds/milestone/latest"/>
       </repositoryList>