$ git clone -n https://src.fedoraproject.org/rpms/python-niaaml.git /var/lib/mock/f40-build-2486739-61650/root/chroot_tmpdir/scmroot/python-niaaml
Cloning into '/var/lib/mock/f40-build-2486739-61650/root/chroot_tmpdir/scmroot/python-niaaml'...
$ git fetch origin 7b6dc7855880f403831d160e329661dee0514660:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-niaaml
 * [new ref]         7b6dc7855880f403831d160e329661dee0514660 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7b6dc78 Update to 1.2.0 (close RHBZ#2264554)