We no longer depend on those git repos.

Gemfile

@@ -8,10 +8,9 @@ else
   gem "arel", '~> 2.1.0'
 end
 
-gem "rack", :git => "git://github.com/rack/rack.git"
 gem "rack-test", :git => "git://github.com/brynary/rack-test.git"
-
 gem "sprockets", :git => "git://github.com/sstephenson/sprockets.git"
+
 gem "coffee-script"
 gem "sass"
 gem "uglifier"

actionpack/actionpack.gemspec

@@ -22,7 +22,7 @@
   s.add_dependency('rack-cache',       '~> 1.0.0')
   s.add_dependency('builder',          '~> 3.0.0')
   s.add_dependency('i18n',             '~> 0.6.0beta1')
-  s.add_dependency('rack',             '~> 1.3.0')
+  s.add_dependency('rack',             '~> 1.3.0.beta')
   s.add_dependency('rack-test',        '~> 0.5.7')
   s.add_dependency('rack-mount',       '~> 0.7.2')
   s.add_dependency('sprockets',        '~> 2.0.0.beta.2')

railties/lib/rails/generators/app_base.rb

@@ -130,14 +130,10 @@ def rails_gemfile_entry
         if options.dev?
           <<-GEMFILE.strip_heredoc
             gem 'rails',     :path => '#{Rails::Generators::RAILS_DEV_PATH}'
-            gem 'arel',      :git => 'git://github.com/rails/arel.git'
-            gem 'rack',      :git => 'git://github.com/rack/rack.git'
           GEMFILE
         elsif options.edge?
           <<-GEMFILE.strip_heredoc
             gem 'rails',     :git => 'git://github.com/rails/rails.git'
-            gem 'arel',      :git => 'git://github.com/rails/arel.git'
-            gem 'rack',      :git => 'git://github.com/rack/rack.git'
           GEMFILE
         else
           <<-GEMFILE.strip_heredoc
@@ -145,8 +141,6 @@ def rails_gemfile_entry
 
             # Bundle edge Rails instead:
             # gem 'rails',     :git => 'git://github.com/rails/rails.git'
-            # gem 'arel',      :git => 'git://github.com/rails/arel.git'
-            # gem 'rack',      :git => 'git://github.com/rack/rack.git'
           GEMFILE
         end
       end