Make PullDiff do routing correctly.
Make PullDiff do routing correctly.

ShengjieLuo/pachyderm,klucar/pachyderm,alexdebrie/pachyderm,alexdebrie/pachyderm,sambooo/pachyderm,alexdebrie/pachyderm,ShengjieLuo/pachyderm,ShengjieLuo/pachyderm,kunthar/pachyderm,kunthar/pachyderm,sambooo/pachyderm,henrylee2cn/pachyderm,sambooo/pachyderm,klucar/pachyderm,phacops/pachyderm,klucar/pachyderm,phacops/pachyderm,henrylee2cn/pachyderm