$ git clone -n https://src.fedoraproject.org/rpms/snownews.git /var/lib/mock/f41-build-side-1-2670060-28995/root/chroot_tmpdir/scmroot/snownews
Cloning into '/var/lib/mock/f41-build-side-1-2670060-28995/root/chroot_tmpdir/scmroot/snownews'...
$ git fetch origin 11b5da55d39a836b9b84b7adc2dd8b7a9cc8b528:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/snownews
 * [new ref]         11b5da55d39a836b9b84b7adc2dd8b7a9cc8b528 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 11b5da5 convert GPLv3 license to SPDX