diff -r 0132221c25cd -r 876494fd967d hgext/fastannotate/support.py
--- a/hgext/fastannotate/support.py	Mon Sep 24 14:46:37 2018 -0700
+++ b/hgext/fastannotate/support.py	Thu Jan 17 09:17:12 2019 -0800
@@ -109,7 +109,6 @@
 
 def _remotefctxannotate(orig, self, follow=False, skiprevs=None, diffopts=None):
     # skipset: a set-like used to test if a fctx needs to be downloaded
-    skipset = None
     with context.fctxannotatecontext(self, follow, diffopts) as ac:
         skipset = revmap.revmap(ac.revmappath)
     return orig(self, follow, skiprevs=skiprevs, diffopts=diffopts,