$ git clone -n https://src.fedoraproject.org/rpms/tumbler.git /var/lib/mock/f31-build-60058-28688/root/chroot_tmpdir/scmroot/tumbler
Cloning into '/var/lib/mock/f31-build-60058-28688/root/chroot_tmpdir/scmroot/tumbler'...
$ git reset --hard 76c4dc30489fe9ca29d9affd5a14c790ed061d50
HEAD is now at 76c4dc3 Update to 0.2.5