$ git clone -n http://fedora.riscv.rocks:3000/rpms/kernel.git /var/lib/mock/f39-build-730081-102306/root/chroot_tmpdir/scmroot/kernel
Cloning into '/var/lib/mock/f39-build-730081-102306/root/chroot_tmpdir/scmroot/kernel'...
$ git fetch origin cdc63b4b094a8168d66ff86918c3f5ee26cd4d5b:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/kernel
 * [new ref]             cdc63b4b094a8168d66ff86918c3f5ee26cd4d5b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cdc63b4b0 Update riscv64 configs