$ git clone -n https://src.fedoraproject.org/rpms/python-flask-socketio.git /var/lib/mock/f41-build-side-2-python-2726842-30768/root/chroot_tmpdir/scmroot/python-flask-socketio
Cloning into '/var/lib/mock/f41-build-side-2-python-2726842-30768/root/chroot_tmpdir/scmroot/python-flask-socketio'...
$ git fetch origin c578555c6a36bb553ac649717cb53999653ab360:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-flask-socketio
 * [new ref]         c578555c6a36bb553ac649717cb53999653ab360 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c578555 Update to 5.3.7 (close RHBZ#2309321)