$ git clone -n https://src.fedoraproject.org/rpms/parallel.git /var/lib/mock/f40-build-2704295-70928/root/chroot_tmpdir/scmroot/parallel
Cloning into '/var/lib/mock/f40-build-2704295-70928/root/chroot_tmpdir/scmroot/parallel'...
$ git fetch origin 47f8c123d834ae5111880cc6faf60d6320f7249a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/parallel
 * [new ref]         47f8c123d834ae5111880cc6faf60d6320f7249a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 47f8c12 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild