$ git clone -n https://gitee.com/llvm-la/clang.git /var/lib/mock/dist-an23-build-python3.11-373053-71527/root/chroot_tmpdir/scmroot/clang
Cloning into '/var/lib/mock/dist-an23-build-python3.11-373053-71527/root/chroot_tmpdir/scmroot/clang'...
$ git fetch origin f5f3fd53d665706d190b5beeeaffa17dc4bcbc66:KOJI_FETCH_HEAD
From https://gitee.com/llvm-la/clang
 * [new ref]         f5f3fd53d665706d190b5beeeaffa17dc4bcbc66 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f5f3fd5 LoongArch: Add the triple for anolis os and fix Segmentation fault