Update reference repository to 2020-12 release.

Change-Id: I68f70b9b94f4790e5529aa170c9898f73fa7333c
Signed-off-by: Roland Grunberg <rgrunber@redhat.com>
diff --git a/releng/mavenparent/pom.xml b/releng/mavenparent/pom.xml
index 8c2aac7..827032e 100644
--- a/releng/mavenparent/pom.xml
+++ b/releng/mavenparent/pom.xml
@@ -88,8 +88,8 @@
     <buildId>${buildType}${buildTimestamp}</buildId>
     <buildLabel>${buildType}-${buildId}-${buildTimestamp}</buildLabel>
 
-    <!-- Reference repository for the report, and for content baseline Orbit 2020-12 M3 Contribution -->
-    <referenceRepoBuild>S20201118210000</referenceRepoBuild>
+    <!-- Reference repository for the report, and for content baseline Orbit 2020-12 Contribution -->
+    <referenceRepoBuild>R20201130205003</referenceRepoBuild>
 
     <!-- Reference repository for the old-style Orbit R-build from CVS -->
     <orbitOldRBuild>R20201118194144</orbitOldRBuild>