$ git clone -n https://gitee.com/opencloudos-stream/mysql.git /var/lib/mock/dist-ocs23-riscv-rva23-build-371028-46156/root/chroot_tmpdir/scmroot/mysql
Cloning into '/var/lib/mock/dist-ocs23-riscv-rva23-build-371028-46156/root/chroot_tmpdir/scmroot/mysql'...
$ git fetch origin rva23:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/mysql
 * [new branch]      rva23      -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b278f23 Add RISC-V lock-free patch for temptable build