--- a/hgext/bookmarks.py	Mon Nov 22 18:15:58 2010 +0100
+++ b/hgext/bookmarks.py	Mon Nov 22 12:43:31 2010 -0600
@@ -348,14 +348,12 @@
             return result
 
         def addchangegroup(self, *args, **kwargs):
-            parents = self.dirstate.parents()
-
             result = super(bookmark_repo, self).addchangegroup(*args, **kwargs)
             if result > 1:
                 # We have more heads than before
                 return result
             node = self.changelog.tip()
-
+            parents = self.dirstate.parents()
             self._bookmarksupdate(parents, node)
             return result