diff -r 692baa9b1478 -r bcc1dba25a99 app/models/repository/mercurial.rb
--- a/app/models/repository/mercurial.rb	Fri Feb 12 05:12:54 2010 +0900
+++ b/app/models/repository/mercurial.rb	Fri Feb 12 05:14:56 2010 +0900
@@ -56,7 +56,7 @@
     scm_info = scm.info
     if scm_info
       # latest revision found in database
-      db_revision = latest_changeset ? latest_changeset.revision.to_i : -1
+      db_revision = changesets.count - 1
       # latest revision in the repository
       latest_revision = scm_info.lastrev
       return if latest_revision.nil?