$ git clone -n https://gitee.com/opencloudos-stream/llvm-toolset-22.git /var/lib/mock/dist-oc9-epol-build-242728-83026/root/chroot_tmpdir/scmroot/llvm-toolset-22
Cloning into '/var/lib/mock/dist-oc9-epol-build-242728-83026/root/chroot_tmpdir/scmroot/llvm-toolset-22'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/llvm-toolset-22
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ef430f6 !1 init commit Merge pull request !1 from Xinlong-Chen/master