$ git clone -n https://src.fedoraproject.org/rpms/python-backrefs.git /var/lib/mock/f40-build-2313141-57670/root/chroot_tmpdir/scmroot/python-backrefs
Cloning into '/var/lib/mock/f40-build-2313141-57670/root/chroot_tmpdir/scmroot/python-backrefs'...
$ git fetch origin d188963f6e9319ce743241b6ee7de4b3268a1dc2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-backrefs
 * [new ref]         d188963f6e9319ce743241b6ee7de4b3268a1dc2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d188963 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild