Analyse following RPM build log snippet. Describe contents accurately, without speculation or suggestions for resolution.            
Your analysis must be as concise as possible, while keeping relevant information intact.
Snippet: 
ninja: Entering directory `out/Release'
ninja: error: '../../../../../../usr/lib64/llvm20/lib/clang/20/lib/x86_64-redhat-linux-gnu/libclang_rt.builtins.a', needed by 'obj/third_party/protobuf/libprotoc_lib.a', missing and no known rule to make it
error: Bad exit status from /var/tmp/rpm-tmp.UUYcXA (%build)
The error messages indicate that ninja cannot found libclang_rt.builtins.a, which ist required to build libprotoc_lib.a