mercurial/cmdutil.py

--- a/mercurial/cmdutil.py	Tue Apr 16 13:22:29 2013 -0500
+++ b/mercurial/cmdutil.py	Wed Apr 17 00:29:54 2013 +0400
@@ -1022,8 +1022,6 @@
 
     follow = opts.get('follow') or opts.get('follow_first')
 
-    if not len(repo):
-        return []
     if opts.get('rev'):
         revs = scmutil.revrange(repo, opts.get('rev'))
     elif follow: