$ git clone -n https://src.fedoraproject.org/rpms/unixcw.git /var/lib/mock/f29-build-7284-1784/root/thebuilddir/tmp/scmroot/unixcw
Cloning into '/var/lib/mock/f29-build-7284-1784/root/thebuilddir/tmp/scmroot/unixcw'...
$ git reset --hard 71c9548b6f7db63167934a66c371cdef97efae90
HEAD is now at 71c9548 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild