$ git clone -n https://gitee.com/fundawang/llvm.git /var/lib/mock/dist-an23-build-207779-61678/root/chroot_tmpdir/scmroot/llvm
Cloning into '/var/lib/mock/dist-an23-build-207779-61678/root/chroot_tmpdir/scmroot/llvm'...
$ git reset --hard ce6d87439473df1977d397d4be5690f51ae3aca6
HEAD is now at ce6d874 unset flag