$ git clone -n https://src.fedoraproject.org/rpms/nazghul.git /var/lib/mock/f40-build-2673925-67664/root/chroot_tmpdir/scmroot/nazghul
Cloning into '/var/lib/mock/f40-build-2673925-67664/root/chroot_tmpdir/scmroot/nazghul'...
$ git fetch origin 0af74ff742003a2fc6744956620ccfd584a388f2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/nazghul
 * [new ref]         0af74ff742003a2fc6744956620ccfd584a388f2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0af74ff Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild