From e470010f2e11135611409c606b76167e5fceae7b Mon Sep 17 00:00:00 2001
From: Jack Nagel <jacknagel@gmail.com>
Date: Tue, 5 Nov 2013 22:06:20 -0600
Subject: [PATCH] Add git.sv.gnu.org repositories to shallow-clone whitelist

---
 Library/Homebrew/download_strategy.rb | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/Library/Homebrew/download_strategy.rb b/Library/Homebrew/download_strategy.rb
index 72b4b8f03e..a3e08c1f49 100644
--- a/Library/Homebrew/download_strategy.rb
+++ b/Library/Homebrew/download_strategy.rb
@@ -498,8 +498,14 @@ class GitDownloadStrategy < VCSDownloadStrategy
     @ref_type != :revision and host_supports_depth?
   end
 
+  SHALLOW_CLONE_WHITELIST = [
+    %r{git://},
+    %r{https://github\.com},
+    %r{http://git\.sv\.gnu\.org},
+  ]
+
   def host_supports_depth?
-    @url =~ %r{git://} or @url =~ %r{https://github.com/}
+    SHALLOW_CLONE_WHITELIST.any? { |rx| rx === @url }
   end
 
   def repo_valid?