$ git clone -n https://src.fedoraproject.org/rpms/kf6-kcrash.git /var/lib/mock/f41-build-side-114591-60926416-6585987/root/chroot_tmpdir/scmroot/kf6-kcrash
Cloning into '/var/lib/mock/f41-build-side-114591-60926416-6585987/root/chroot_tmpdir/scmroot/kf6-kcrash'...
$ git fetch origin 7e089ef5ea06c40b2c7167f3736578bc92020b5a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kcrash
 * [new ref]         7e089ef5ea06c40b2c7167f3736578bc92020b5a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7e089ef 6.16.0