$ git clone -n https://src.fedoraproject.org/rpms/R-pingr.git /var/lib/mock/f38-build-side-42-init-devel-878985-28482/root/chroot_tmpdir/scmroot/R-pingr
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-878985-28482/root/chroot_tmpdir/scmroot/R-pingr'...
$ git fetch origin a4fa8ecdf7f6fb86183d6f7a8a7a96ffe1fc15c8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-pingr
 * [new ref]         a4fa8ecdf7f6fb86183d6f7a8a7a96ffe1fc15c8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a4fa8ec Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild