$ git clone -n https://gitee.com/opencloudos-stream/llvm.git /var/lib/mock/dist-ocs23-riscv-rva23-build-361611-43096/root/chroot_tmpdir/scmroot/llvm
Cloning into '/var/lib/mock/dist-ocs23-riscv-rva23-build-361611-43096/root/chroot_tmpdir/scmroot/llvm'...
$ git fetch origin eed90a6:KOJI_FETCH_HEAD
fatal: couldn't find remote ref eed90a6
$ git reset --hard eed90a6
HEAD is now at eed90a6 riscv64: enable LLVMgold.so build and packaging