$ git clone -n https://src.fedoraproject.org/rpms/kf5-kauth.git /var/lib/mock/f40-build-742154-110610/root/chroot_tmpdir/scmroot/kf5-kauth
Cloning into '/var/lib/mock/f40-build-742154-110610/root/chroot_tmpdir/scmroot/kf5-kauth'...
$ git fetch origin 5e2960e87084aaca38b130c2511e963b14a37d99:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-kauth
 * [new ref]         5e2960e87084aaca38b130c2511e963b14a37d99 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5e2960e 5.111.0