$ git clone -n https://src.fedoraproject.org/rpms/R-gee.git /var/lib/mock/f40-build-789459-135730/root/chroot_tmpdir/scmroot/R-gee
Cloning into '/var/lib/mock/f40-build-789459-135730/root/chroot_tmpdir/scmroot/R-gee'...
$ git fetch origin 6d2a87cdf4cb997592a8603c766a265779d44c05:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-gee
 * [new ref]         6d2a87cdf4cb997592a8603c766a265779d44c05 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6d2a87c Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild