--- a/mercurial/repair.py	Thu Sep 15 09:45:29 2016 -0700
+++ b/mercurial/repair.py	Mon Sep 19 09:14:32 2016 -0700
@@ -231,8 +231,10 @@
             ui.warn(_("strip failed, full bundle stored in '%s'\n")
                     % vfs.join(backupfile))
         if chgrpfile:
-            ui.warn(_("strip failed, partial bundle stored in '%s'\n")
+            ui.warn(_("strip failed, unrecovered changes stored in '%s'\n")
                     % vfs.join(chgrpfile))
+            ui.warn(_("(fix the problem, then recover the changesets with "
+                      "\"hg unbundle '%s'\")\n") % vfs.join(chgrpfile))
         raise
     else:
         if chgrpfile: