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: 
Traceback (most recent call last):
  File "/usr/bin/dnf-3", line 57, in <module>
    main.user_main(sys.argv[1:], exit_code=True)
  File "/usr/lib/python3.12/site-packages/dnf/cli/main.py", line 208, in user_main
    errcode = main(args)
              ^^^^^^^^^^
  File "/usr/lib/python3.12/site-packages/dnf/cli/main.py", line 67, in main
    return _main(base, args, cli_class, option_parser_class)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3.12/site-packages/dnf/cli/main.py", line 106, in _main
    return cli_run(cli, base)
           ^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3.12/site-packages/dnf/cli/main.py", line 130, in cli_run
    ret = resolving(cli, base)
          ^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3.12/site-packages/dnf/cli/main.py", line 183, in resolving
    base.do_transaction(display=displays)
  File "/usr/lib/python3.12/site-packages/dnf/cli/cli.py", line 246, in do_transaction
    self.gpgsigcheck(install_pkgs)
  File "/usr/lib/python3.12/site-packages/dnf/cli/cli.py", line 302, in gpgsigcheck
    self._get_key_for_package(po, fn)
  File "/usr/lib/python3.12/site-packages/dnf/base.py", line 2552, in _get_key_for_package
    keys = dnf.crypto.retrieve(keyurl, repo)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3.12/site-packages/dnf/crypto.py", line 137, in retrieve
    keyinfos = rawkey2infos(handle)
               ^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3.12/site-packages/dnf/crypto.py", line 127, in rawkey2infos
    keys = libdnf.repo.Key.keysFromFd(key_fo.fileno())
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib64/python3.12/site-packages/libdnf/repo.py", line 341, in keysFromFd
    return _repo.Key_keysFromFd(fileDescriptor)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
RuntimeError: Parsing armored OpenPGP packet(s) failed
It shows the script (dnf-3) which is responsible for the runtime error (the cause of the build failure).