Use artsy specs repo as example

spec/unit/sources_manager_spec.rb

@@ -152,7 +152,7 @@ module Pod
           it 'runs `pod repo add` when there is no matching source' do
             Command::Repo::Add.any_instance.stubs(:run).once
             SourcesManager.stubs(:source_with_url).returns(nil).then.returns('Source')
-            SourcesManager.find_or_create_source_with_url('https://banana.com/local/specs.git').
+            SourcesManager.find_or_create_source_with_url('https://github.com/artsy/Specs.git').
               should == 'Source'
           end
         end