$ git clone -n https://src.fedoraproject.org/rpms/python-geojson.git /var/lib/mock/f45-build-30864-648/root/chroot_tmpdir/scmroot/python-geojson
Cloning into '/var/lib/mock/f45-build-30864-648/root/chroot_tmpdir/scmroot/python-geojson'...
$ git fetch origin 54560b9ab682ba36f5c38e236e6f00efec8725d0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-geojson
 * [new ref]         54560b9ab682ba36f5c38e236e6f00efec8725d0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 54560b9 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild