$ git clone -n https://gitee.com/opencloudos-stream/perl-XML-LibXML.git /var/lib/mock/dist-ocs23-riscv-rva23-build-334252-36913/root/chroot_tmpdir/scmroot/perl-XML-LibXML
Cloning into '/var/lib/mock/dist-ocs23-riscv-rva23-build-334252-36913/root/chroot_tmpdir/scmroot/perl-XML-LibXML'...
$ git fetch origin rva23:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/perl-XML-LibXML
 * [new branch]      rva23      -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 18461a5 add riscv support