tag for use
diff --git a/releng/maps/build.cfg b/releng/maps/build.cfg
index aa38bb0..4d18dc2 100644
--- a/releng/maps/build.cfg
+++ b/releng/maps/build.cfg
@@ -1,4 +1,4 @@
-builderVersion=HEAD
+builderVersion=v200807070443
 
 eclipse.builder=org.eclipse.releng.basebuilder
 eclipse.builder.version=RC2_34