$ git clone -n https://src.fedoraproject.org/rpms/nagios-plugins-newest_file_age.git /var/lib/mock/f40-build-798631-141992/root/chroot_tmpdir/scmroot/nagios-plugins-newest_file_age
Cloning into '/var/lib/mock/f40-build-798631-141992/root/chroot_tmpdir/scmroot/nagios-plugins-newest_file_age'...
$ git fetch origin 86d0507d8ec6f1a68989fd815225c968c0e3a9c7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/nagios-plugins-newest_file_age
 * [new ref]         86d0507d8ec6f1a68989fd815225c968c0e3a9c7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 86d0507 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild