use github version instead of local one

Gemfile

@@ -26,7 +26,7 @@ gem 'omniauth-github'
 gem "grit", '~> 2.5.0', git: 'https://github.com/gitlabhq/grit.git', ref: '42297cdcee16284d2e4eff23d41377f52fc28b9d'
 gem 'grit_ext', '~> 0.8.1'
 
-gem 'gitlab_git', path: '../gitlab_git'
+gem 'gitlab_git', git: 'https://github.com/gitlabhq/gitlab_git.git', ref: '40703ee3925102a77f70c038b1948c251a9aaa46'
 
 # Ruby/Rack Git Smart-HTTP Server Handler
 gem 'gitlab-grack', '~> 1.0.0', require: 'grack'

Gemfile.lock

@@ -6,6 +6,16 @@ GIT
       activerecord (>= 2.3.0)
       rake (>= 0.8.7)
 
+GIT
+  remote: https://github.com/gitlabhq/gitlab_git.git
+  revision: 40703ee3925102a77f70c038b1948c251a9aaa46
+  ref: 40703ee3925102a77f70c038b1948c251a9aaa46
+  specs:
+    gitlab_git (1.0.0)
+      activesupport (~> 3.2.13)
+      github-linguist (~> 2.3.4)
+      grit (~> 2.5.0)
+
 GIT
   remote: https://github.com/gitlabhq/grit.git
   revision: 42297cdcee16284d2e4eff23d41377f52fc28b9d
@@ -32,14 +42,6 @@ GIT
       faye-websocket (~> 0.4, >= 0.4.4)
       http_parser.rb (~> 0.5.3)
 
-PATH
-  remote: ../gitlab_git
-  specs:
-    gitlab_git (1.0.0)
-      activesupport (~> 3.2.13)
-      github-linguist (~> 2.3.4)
-      grit (~> 2.5.0)
-
 GEM
   remote: https://rubygems.org/
   specs: