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: 
  - nothing provides nim-srpm-macros needed by redhat-rpm-config-178-1.fc34.noarch from copr_xxmitsu_llvm_priority_10

This part specifies the exact dependency problem.
nim-srpm-macros: This is the package name that's missing.
redhat-rpm-config-178-1.fc34.noarch: This is the package that requires nim-srpm-macros.
copr_xxmitsu_llvm_priority_10: This is the repository from which the redhat-rpm-config package is being pulled.