$ git clone -n https://src.fedoraproject.org/rpms/dnsx.git /var/lib/mock/f40-build-2344125-59898/root/chroot_tmpdir/scmroot/dnsx
Cloning into '/var/lib/mock/f40-build-2344125-59898/root/chroot_tmpdir/scmroot/dnsx'...
$ git fetch origin 4751c64944642acf25843c019559a28293e74338:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dnsx
 * [new ref]         4751c64944642acf25843c019559a28293e74338 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4751c64 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild