$ git clone -n https://src.fedoraproject.org/rpms/mrxvt.git /var/lib/mock/f31-build-56703-28243/root/chroot_tmpdir/scmroot/mrxvt
Cloning into '/var/lib/mock/f31-build-56703-28243/root/chroot_tmpdir/scmroot/mrxvt'...
$ git reset --hard aa6d7a9823eddd0f4820c7d3cba78c17d3b1f6da
HEAD is now at aa6d7a9 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild