$ git clone -n https://src.fedoraproject.org/rpms/python-trio.git /var/lib/mock/f40-build-2052705-49075/root/chroot_tmpdir/scmroot/python-trio
Cloning into '/var/lib/mock/f40-build-2052705-49075/root/chroot_tmpdir/scmroot/python-trio'...
$ git fetch origin 83665886e198b3516a4dfcb1898e18cc897bee13:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-trio
 * [new ref]         83665886e198b3516a4dfcb1898e18cc897bee13 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8366588 Update to version 0.23.1, resolves rhbz#2219110