$ git clone -n https://src.fedoraproject.org/rpms/highfive.git /var/lib/mock/f40-build-2348751-60148/root/chroot_tmpdir/scmroot/highfive
Cloning into '/var/lib/mock/f40-build-2348751-60148/root/chroot_tmpdir/scmroot/highfive'...
$ git fetch origin e9cf7f8e9024c8bd95fac6ee328abe4f2762e075:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/highfive
 * [new ref]         e9cf7f8e9024c8bd95fac6ee328abe4f2762e075 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e9cf7f8 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild