From 2d91613d06ae3f1a8fa84f087d9f6e3a6ff89e31 Mon Sep 17 00:00:00 2001
From: Mike McQuaid <mike@mikemcquaid.com>
Date: Sat, 16 Aug 2014 08:48:28 +0100
Subject: [PATCH] fetch: retry the download on a failure.

---
 Library/Homebrew/cmd/fetch.rb | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/Library/Homebrew/cmd/fetch.rb b/Library/Homebrew/cmd/fetch.rb
index 6dbe1b3eb2..0c3d39b4bf 100644
--- a/Library/Homebrew/cmd/fetch.rb
+++ b/Library/Homebrew/cmd/fetch.rb
@@ -68,6 +68,8 @@ module Homebrew
       return false
     end
 
+    ohai "Retrying download"
+
     f.clear_cache
     @fetch_failed[f.name] = true
     true
@@ -77,7 +79,14 @@ module Homebrew
     f.clear_cache if ARGV.force?
 
     already_fetched = f.cached_download.exist?
-    download = f.fetch
+    download = nil
+
+    begin
+      download = f.fetch
+    rescue => e
+      retry if retry_fetch? f
+      raise e
+    end
 
     return unless download.file?