$ git clone -n https://gitee.com/opencloudos-stream/crash.git /var/lib/mock/dist-ocs23-riscv-rva23-build-363507-44238/root/chroot_tmpdir/scmroot/crash
Cloning into '/var/lib/mock/dist-ocs23-riscv-rva23-build-363507-44238/root/chroot_tmpdir/scmroot/crash'...
$ git fetch origin rva23:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/crash
 * [new branch]      rva23      -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 090db0d Add riscv64 support for crash 8.0.4 on rva23