$ git clone -n https://src.fedoraproject.org/rpms/gambas3.git /var/lib/mock/f41-build-1034960-18652/root/chroot_tmpdir/scmroot/gambas3
Cloning into '/var/lib/mock/f41-build-1034960-18652/root/chroot_tmpdir/scmroot/gambas3'...
$ git fetch origin 4c4968a70630cce250deb3f110453fef2353cfee:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gambas3
 * [new ref]         4c4968a70630cce250deb3f110453fef2353cfee -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4c4968a convert GPL+ license to SPDX