$ git clone -n https://gitee.com/opencloudos-stream/openblas.git /var/lib/mock/dist-ocs23-riscv-rva23-build-361024-42823/root/chroot_tmpdir/scmroot/openblas
Cloning into '/var/lib/mock/dist-ocs23-riscv-rva23-build-361024-42823/root/chroot_tmpdir/scmroot/openblas'...
$ git fetch origin rva23:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/openblas
 * [new branch]      rva23      -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fef6c7f Add riscv64 support for OpenBLAS