$ git clone -n https://src.fedoraproject.org/rpms/apache-commons-modeler.git /var/lib/mock/f41-build-2605212-25554/root/chroot_tmpdir/scmroot/apache-commons-modeler
Cloning into '/var/lib/mock/f41-build-2605212-25554/root/chroot_tmpdir/scmroot/apache-commons-modeler'...
$ git fetch origin 2c3ccb6403a0c3b07ea65c28c11cbfbffb679c48:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/apache-commons-modeler
 * [new ref]         2c3ccb6403a0c3b07ea65c28c11cbfbffb679c48 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2c3ccb6 convert ASL 2.0 license to SPDX