--- a/mercurial/utils/storageutil.py	Fri Sep 28 11:03:17 2018 -0700
+++ b/mercurial/utils/storageutil.py	Fri Sep 28 11:16:44 2018 -0700
@@ -121,7 +121,10 @@
     Raises ``error.LookupError`` on failure.
     """
     if isinstance(fileid, int):
-        return store.node(fileid)
+        try:
+            return store.node(fileid)
+        except IndexError:
+            raise error.LookupError(fileid, identifier, _('no match found'))
 
     if len(fileid) == 20:
         try: