$ git clone -n https://gitee.com/opencloudos-stream/ucx.git /home/lib/mock/dist-ocs23-loongarch64-build-226366-16850/root/chroot_tmpdir/scmroot/ucx
Cloning into '/home/lib/mock/dist-ocs23-loongarch64-build-226366-16850/root/chroot_tmpdir/scmroot/ucx'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/ucx
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a53bf69 !3 add loongarch64 to ExclusiveArch Merge pull request !3 from dpd/master