$ git clone -n https://src.fedoraproject.org/rpms/R-ps.git /var/lib/mock/f38-build-side-42-init-devel-835983-28392/root/chroot_tmpdir/scmroot/R-ps
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-835983-28392/root/chroot_tmpdir/scmroot/R-ps'...
$ git fetch origin 7b01932d6e3614fb850383e631f003c0b766f0ca:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-ps
 * [new ref]         7b01932d6e3614fb850383e631f003c0b766f0ca -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7b01932 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild