$ git clone -n https://src.fedoraproject.org/rpms/WindowMaker-extra.git /var/lib/mock/f40-build-2647826-66731/root/chroot_tmpdir/scmroot/WindowMaker-extra
Cloning into '/var/lib/mock/f40-build-2647826-66731/root/chroot_tmpdir/scmroot/WindowMaker-extra'...
$ git fetch origin f60d04f914351dd3f34a1956e287e98f0edd643f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/WindowMaker-extra
 * [new ref]         f60d04f914351dd3f34a1956e287e98f0edd643f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f60d04f Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild