$ git clone -n https://src.fedoraproject.org/rpms/R-mapproj.git /var/lib/mock/f40-build-2270147-54793/root/chroot_tmpdir/scmroot/R-mapproj
Cloning into '/var/lib/mock/f40-build-2270147-54793/root/chroot_tmpdir/scmroot/R-mapproj'...
$ git fetch origin cd3aed0941e3ff32feea84d27564c9d011d0f77a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-mapproj
 * [new ref]         cd3aed0941e3ff32feea84d27564c9d011d0f77a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cd3aed0 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild