Given following log snippets, their explanation, and nothing else, explain what failure, if any, occurred during build of this package.

  Snippets are in a format of [X] : [Y], where [X] is a log snippet, and [Y] is the explanation.

  Snippets are delimited with '================'.

  Drawing on information from all snippets, provide a concise explanation of the issue and recommend a solution.

  Explanation of the issue, and recommended solution, should take a handful of sentences.

  Snippets:

  [error: Installed (but unpackaged) file(s) found:
   /usr/share/doc/rpm/COPYING
   /usr/share/doc/rpm/about.md
   /usr/share/doc/rpm/arch_dependencies.md
   /usr/share/doc/rpm/autosetup.md
   /usr/share/doc/rpm/boolean_dependencies.md
   /usr/share/doc/rpm/buildprocess.md
   /usr/share/doc/rpm/conditionalbuilds.md
   /usr/share/doc/rpm/dependencies.md
   /usr/share/doc/rpm/dependency_generators.md
   /usr/share/doc/rpm/devel_documentation.md
   /usr/share/doc/rpm/dynamic_specs.md
   /usr/share/doc/rpm/file_triggers.md
   /usr/share/doc/rpm/format_v3.md
   /usr/share/doc/rpm/format_v4.md
   /usr/share/doc/rpm/index.md
   /usr/share/doc/rpm/large_files.md
   /usr/share/doc/rpm/lua.md
   /usr/share/doc/rpm/macros.md
   /usr/share/doc/rpm/more_dependencies.md
   /usr/share/doc/rpm/philosophy.md
   /usr/share/doc/rpm/plugins.md
   /usr/share/doc/rpm/queryformat.md
   /usr/share/doc/rpm/relocatable.md
   /usr/share/doc/rpm/scriptlet_expansion.md
   /usr/share/doc/rpm/signatures_digests.md
   /usr/share/doc/rpm/spec.md
   /usr/share/doc/rpm/tags.md
   /usr/share/doc/rpm/triggers.md
   /usr/share/doc/rpm/tsort.md]: [The list of unpackaged files.]

Issue: Couple of files were installed during the %install section but they are not listed in the %files section of the respective (sub-)package.
Resolution: List all files which are expected to be packaged in the %files section of the respective (sub-)package.  If those files should not be packaged, remove them from the %buildroot.