$ git clone -n https://src.fedoraproject.org/rpms/python-zmq.git /var/lib/mock/f40-build-2189105-51404/root/chroot_tmpdir/scmroot/python-zmq
Cloning into '/var/lib/mock/f40-build-2189105-51404/root/chroot_tmpdir/scmroot/python-zmq'...
$ git fetch origin cecf430ee5c7edca401bd4aa945e1f50cff326e8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-zmq
 * [new ref]         cecf430ee5c7edca401bd4aa945e1f50cff326e8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cecf430 Fixed the ZeroMQ dependency