$ git clone -n https://src.fedoraproject.org/rpms/R-debugme.git /var/lib/mock/f38-build-side-42-init-devel-603602-26221/root/chroot_tmpdir/scmroot/R-debugme
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-603602-26221/root/chroot_tmpdir/scmroot/R-debugme'...
$ git fetch origin 6da3e685646e2e2258b1d1ab5251b808d9351734:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-debugme
 * [new ref]         6da3e685646e2e2258b1d1ab5251b808d9351734 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6da3e68 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild