replace_remotes

# File lib/bundler/source/rubygems.rb, line 229
      def replace_remotes(other_remotes, allow_equivalent = false)
        return false if other_remotes == @remotes

        equivalent = allow_equivalent && equivalent_remotes?(other_remotes)

        @remotes = []
        other_remotes.reverse_each do |r|
          add_remote r.to_s
        end

        !equivalent
      end