$ git clone -n http://fedora.riscv.rocks:3000/rpms/kernel.git /var/lib/mock/f39-build-730046-102287/root/chroot_tmpdir/scmroot/kernel
Cloning into '/var/lib/mock/f39-build-730046-102287/root/chroot_tmpdir/scmroot/kernel'...
$ git fetch origin d69d90eae294ccc288acf7c436698ed500bd1301:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/kernel
 * [new ref]             d69d90eae294ccc288acf7c436698ed500bd1301 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d69d90eae Test upstream (not merged) patches for riscv