$ git clone -n https://src.fedoraproject.org/rpms/R-cyclocomp.git /var/lib/mock/f38-build-side-42-init-devel-702072-27079/root/chroot_tmpdir/scmroot/R-cyclocomp
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-702072-27079/root/chroot_tmpdir/scmroot/R-cyclocomp'...
$ git fetch origin ebe042cd642a9c77d97a0a08c73a9581d432f5ea:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-cyclocomp
 * [new ref]         ebe042cd642a9c77d97a0a08c73a9581d432f5ea -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ebe042c Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild