--- a/mercurial/HGChangesetId.st	Fri Nov 30 21:34:19 2012 +0000
+++ b/mercurial/HGChangesetId.st	Fri Nov 30 21:42:46 2012 +0000
@@ -290,8 +290,8 @@
 !HGChangesetId class methodsFor:'documentation'!
 
 version_HG
-    "Never, ever change this method. Ask JV or CG why"
-    ^thisContext method mclass theNonMetaclass instVarNamed: #revision
+
+    ^ '$Changeset: <not expanded> $'
 !
 
 version_SVN