$ git clone -n https://gitee.com/idolsama/clang.git /var/lib/mock/dist-an23-build-327391-69080/root/chroot_tmpdir/scmroot/clang
Cloning into '/var/lib/mock/dist-an23-build-327391-69080/root/chroot_tmpdir/scmroot/clang'...
$ git reset --hard 5da8f51f198bdbe5f076eae14fdaef98895ed1ac
HEAD is now at 5da8f51 add riscv64 support