$ git clone -n https://src.fedoraproject.org/rpms/python-ufo2ft.git /var/lib/mock/f41-build-side-1-2965920-35798/root/chroot_tmpdir/scmroot/python-ufo2ft
Cloning into '/var/lib/mock/f41-build-side-1-2965920-35798/root/chroot_tmpdir/scmroot/python-ufo2ft'...
$ git fetch origin 521e8fb2a737a15147e5f4c3e463ff4c0228cf0d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-ufo2ft
 * [new ref]         521e8fb2a737a15147e5f4c3e463ff4c0228cf0d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 521e8fb Update to 3.3.1