$ git clone -n https://src.fedoraproject.org/rpms/kf6-kcodecs.git /var/lib/mock/f41-build-860125-168822/root/chroot_tmpdir/scmroot/kf6-kcodecs
Cloning into '/var/lib/mock/f41-build-860125-168822/root/chroot_tmpdir/scmroot/kf6-kcodecs'...
$ git fetch origin be9dc9be848ce9730f8f8e9614303c060c5e3c1e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kcodecs
 * [new ref]         be9dc9be848ce9730f8f8e9614303c060c5e3c1e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at be9dc9b 6.7.0