diff -r a8bd7280330f -r 4df475e22248 mercurial/localrepo.py
--- a/mercurial/localrepo.py	Sun Dec 17 18:45:46 2006 -0800
+++ b/mercurial/localrepo.py	Sun Dec 17 21:48:22 2006 -0600
@@ -1284,7 +1284,7 @@
                 newheads = list(heads)
                 for r in remote_heads:
                     if r in self.changelog.nodemap:
-                        desc = self.changelog.heads(r)
+                        desc = self.changelog.heads(r, heads)
                         l = [h for h in heads if h in desc]
                         if not l:
                             newheads.append(r)