$ git clone -n https://src.fedoraproject.org/rpms/R-KEGGREST.git /var/lib/mock/f38-build-side-42-init-devel-1003491-29369/root/chroot_tmpdir/scmroot/R-KEGGREST
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1003491-29369/root/chroot_tmpdir/scmroot/R-KEGGREST'...
$ git fetch origin a5dfccab1cacb79ef15aad65c8763ae3c6fe5a1d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-KEGGREST
 * [new ref]         a5dfccab1cacb79ef15aad65c8763ae3c6fe5a1d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a5dfcca Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild