$ git clone -n https://src.fedoraproject.org/rpms/golang-github-appc-docker2aci.git /var/lib/mock/f41-build-3153727-40629/root/chroot_tmpdir/scmroot/golang-github-appc-docker2aci
Cloning into '/var/lib/mock/f41-build-3153727-40629/root/chroot_tmpdir/scmroot/golang-github-appc-docker2aci'...
$ git fetch origin cc2e908207713dc769a8c40a24ab6085afe7975b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-appc-docker2aci
 * [new ref]         cc2e908207713dc769a8c40a24ab6085afe7975b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cc2e908 convert ASL 2.0 license to SPDX