$ git clone -n https://gitee.com/opencloudos-stream/edk2.git /var/lib/mock/dist-ocs23-build-157841-9991/root/chroot_tmpdir/scmroot/edk2
Cloning into '/var/lib/mock/dist-ocs23-build-157841-9991/root/chroot_tmpdir/scmroot/edk2'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/edk2
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d5465c5 !5 在ExclusiveArch变量中添加上loongarch64架构 Merge pull request !5 from streamlet_hy/master