$ git clone -n https://src.fedoraproject.org/rpms/zinnia.git /var/lib/mock/f40-build-804652-144579/root/chroot_tmpdir/scmroot/zinnia
Cloning into '/var/lib/mock/f40-build-804652-144579/root/chroot_tmpdir/scmroot/zinnia'...
$ git fetch origin ff2121e637b2bd4e9d27fe8db28e360017b12b10:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/zinnia
 * [new ref]         ff2121e637b2bd4e9d27fe8db28e360017b12b10 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ff2121e Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild