$ git clone -n https://src.fedoraproject.org/rpms/R-plyr.git /var/lib/mock/f38-build-side-42-init-devel-874334-28450/root/chroot_tmpdir/scmroot/R-plyr
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-874334-28450/root/chroot_tmpdir/scmroot/R-plyr'...
$ git fetch origin ec03c21070f00c0abc32cc251d8f9936f4e97ba3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-plyr
 * [new ref]         ec03c21070f00c0abc32cc251d8f9936f4e97ba3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ec03c21 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild