static List<String> checkGitRequirements(final TestableProcessFactory processFactory){
  final String trimmedResponse=fetchGitVersion(processFactory);
  return isValidGitVersion(trimmedResponse);
}

static List < String > checkGitRequirements ( final TestableProcessFactory processFactory ) { final String trimmedResponse = fetchGitVersion ( processFactory ) ; return isValidGitVersion ( trimmedResponse ) ; }
checks if git version can be found and if it is the correct version
