$ git clone -n https://gitee.com/idolsama/llvm.git /var/lib/mock/dist-an23-build-326557-68995/root/chroot_tmpdir/scmroot/llvm
Cloning into '/var/lib/mock/dist-an23-build-326557-68995/root/chroot_tmpdir/scmroot/llvm'...
$ git reset --hard 5600ccd3777e340f6ff04eb55d1274853bc3014d
HEAD is now at 5600ccd Add support for riscv64