Fix commit parsing when there's no namespace.
Fix commit parsing when there's no namespace.

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