$ git clone -n https://src.fedoraproject.org/rpms/haruna.git /var/lib/mock/f40-build-2593411-62707/root/chroot_tmpdir/scmroot/haruna
Cloning into '/var/lib/mock/f40-build-2593411-62707/root/chroot_tmpdir/scmroot/haruna'...
$ git fetch origin f76061d702d4f6edb781184d2f60efda8dc6f15e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/haruna
 * [new ref]         f76061d702d4f6edb781184d2f60efda8dc6f15e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f76061d Update licenses