$ git clone -n https://src.fedoraproject.org/rpms/R-qcc.git /var/lib/mock/f38-build-side-42-init-devel-717705-27296/root/chroot_tmpdir/scmroot/R-qcc
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-717705-27296/root/chroot_tmpdir/scmroot/R-qcc'...
$ git fetch origin 73bc20c57da10ba73ee16cbf8d48e5abd41c4991:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-qcc
 * [new ref]         73bc20c57da10ba73ee16cbf8d48e5abd41c4991 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 73bc20c Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild