$ git clone -n https://src.fedoraproject.org/rpms/ldns.git /var/lib/mock/f39-build-1470224-33885/root/chroot_tmpdir/scmroot/ldns
Cloning into '/var/lib/mock/f39-build-1470224-33885/root/chroot_tmpdir/scmroot/ldns'...
$ git fetch origin c889e9d2df67bd4b08091ff0f35dc0038d88c6fa:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ldns
 * [new ref]         c889e9d2df67bd4b08091ff0f35dc0038d88c6fa -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c889e9d Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild