$ git clone -n https://src.fedoraproject.org/rpms/cbios.git /var/lib/mock/f40-build-2336606-59465/root/chroot_tmpdir/scmroot/cbios
Cloning into '/var/lib/mock/f40-build-2336606-59465/root/chroot_tmpdir/scmroot/cbios'...
$ git fetch origin c8dad0fe55215ff5d1e37467b34fd7c54edb11ee:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/cbios
 * [new ref]         c8dad0fe55215ff5d1e37467b34fd7c54edb11ee -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c8dad0f Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild