$ git clone -n https://src.fedoraproject.org/rpms/golang-k8s-sample-controller.git /var/lib/mock/f41-build-side-1-2834294-33683/root/chroot_tmpdir/scmroot/golang-k8s-sample-controller
Cloning into '/var/lib/mock/f41-build-side-1-2834294-33683/root/chroot_tmpdir/scmroot/golang-k8s-sample-controller'...
$ git fetch origin b6beaacfbf916d9d6404d12434c8e9c914ad1779:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-k8s-sample-controller
 * [new ref]         b6beaacfbf916d9d6404d12434c8e9c914ad1779 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b6beaac convert ASL 2.0 license to SPDX