diff -r 7c239fad0f27 -r d3400605d246 mercurial/commands.py
--- a/mercurial/commands.py	Thu Jun 09 09:48:50 2005 -0800
+++ b/mercurial/commands.py	Fri Jun 10 00:25:04 2005 -0800
@@ -306,6 +306,9 @@
         if link:
             ui.debug("copying by hardlink\n")
             os.system("cp -al %s/.hg .hg" % source)
+            try:
+                os.remove(".hg/dirstate")
+            except: pass
         else:
             repo = hg.repository(ui, ".", create=1)
             other = hg.repository(ui, source)