$ git clone -n https://src.fedoraproject.org/rpms/kf6-kauth.git /var/lib/mock/f42-build-870273-177110/root/chroot_tmpdir/scmroot/kf6-kauth
Cloning into '/var/lib/mock/f42-build-870273-177110/root/chroot_tmpdir/scmroot/kf6-kauth'...
$ git fetch origin 0a91c460ae7351c12b8e7efad915556bce041f9a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kauth
 * [new ref]         0a91c460ae7351c12b8e7efad915556bce041f9a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0a91c46 6.11.0