Running scons lint with the current version of tar fails with this error:
Downloading clang-format 3.6.0 from https://s3.amazonaws.com/boxes.10gen.com/build/clang-format-rhel55.tar.gz, saving to /tmp/temp.tar.xz tar: Pattern matching characters used in file names tar: Use --wildcards to enable pattern matching, or --no-wildcards to suppress this warning tar: *clang-format*: Not found in archive tar: Exiting with failure status due to previous errors scons: *** [lint] llvm/Release/bin/clang-format: No such file or directory scons: building terminated because of errors.