$ git clone -n https://src.fedoraproject.org/rpms/dnsviz.git /var/lib/mock/f40-build-2271948-54901/root/chroot_tmpdir/scmroot/dnsviz
Cloning into '/var/lib/mock/f40-build-2271948-54901/root/chroot_tmpdir/scmroot/dnsviz'...
$ git fetch origin a4a24fd1885c3295d7887a1e7450e7ffe710f513:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dnsviz
 * [new ref]         a4a24fd1885c3295d7887a1e7450e7ffe710f513 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a4a24fd Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild