$ git clone -n https://src.fedoraproject.org/rpms/R-lifecycle.git /var/lib/mock/f39-build-1544805-36669/root/chroot_tmpdir/scmroot/R-lifecycle
Cloning into '/var/lib/mock/f39-build-1544805-36669/root/chroot_tmpdir/scmroot/R-lifecycle'...
$ git fetch origin 8f7f16c709ab25bfd945dda60b39db3ea872092e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-lifecycle
 * [new ref]         8f7f16c709ab25bfd945dda60b39db3ea872092e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8f7f16c Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild