diff -r 4950ae4d034f -r 566daffc607d mercurial/bundle2.py --- a/mercurial/bundle2.py Wed Jul 19 13:17:49 2017 -0700 +++ b/mercurial/bundle2.py Wed Apr 03 11:21:27 2019 -0700 @@ -2315,7 +2315,7 @@ oldmatcher=oldmatcher, matcher=newmatcher, fullnodes=commonnodes) - cgdata = packer.generate(set([nodemod.nullid]), list(commonnodes), + cgdata = packer.generate({nodemod.nullid}, list(commonnodes), False, 'narrow_widen', changelog=False) part = bundler.newpart('changegroup', data=cgdata)