$ git clone -n https://src.fedoraproject.org/rpms/bsdiff.git /var/lib/mock/f31-build-56221-28202/root/chroot_tmpdir/scmroot/bsdiff
Cloning into '/var/lib/mock/f31-build-56221-28202/root/chroot_tmpdir/scmroot/bsdiff'...
$ git reset --hard 115c05210938fe9862471861336bd5cc4b73b7ed
HEAD is now at 115c052 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild