class Bundler::Source::Git::GitNotAllowedError

def initialize(command)

def initialize(command)
  msg = String.new
  msg << "Bundler is trying to run `#{command}` at runtime. You probably need to run `bundle install`. However, "
  msg << "this error message could probably be more useful. Please submit a ticket at https://github.com/rubygems/rubygems/issues/new?labels=Bundler&template=bundler-related-issue.md "
  msg << "with steps to reproduce as well as the following\n\nCALLER: #{caller.join("\n")}"
  super msg
end