$ git clone -n https://src.fedoraproject.org/rpms/rubberband.git /var/lib/mock/f29-build-4057-996/root/thebuilddir/tmp/scmroot/rubberband
Cloning into '/var/lib/mock/f29-build-4057-996/root/thebuilddir/tmp/scmroot/rubberband'...
$ git reset --hard bfd37a98c0e4d01adb50f5a1ed447f25fb2eb2cc
HEAD is now at bfd37a9 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild