Show links with correct ref.

app/helpers/gitlab_markdown_helper.rb

@@ -59,10 +59,10 @@ module GitlabMarkdownHelper
     end
   end
 
-  def create_relative_links(text, project_path_with_namespace)
-    to_be_fixed = text.split("\n").map { |a| a.scan(/\]\(([^(]+)\)/) }.reject{|b| b.empty? }.flatten.reject{|c| c.include?("http" || "www")}
-    to_be_fixed.each do |string|
-      text.gsub!(string, "/#{project_path_with_namespace}/blob/master/#{string}")
+  def create_relative_links(text, project_path_with_namespace, ref)
+    links = text.split("\n").map { |a| a.scan(/\]\(([^(]+)\)/) }.reject{|b| b.empty? }.flatten.reject{|c| c.include?("http" || "www")}
+    links.each do |string|
+      text.gsub!(string, "/#{project_path_with_namespace}/blob/#{ref}/#{string}")
     end
     text
   end

lib/redcarpet/render/gitlab_html.rb

@@ -6,6 +6,7 @@ class Redcarpet::Render::GitlabHTML < Redcarpet::Render::HTML
   def initialize(template, options = {})
     @template = template
     @project = @template.instance_variable_get("@project")
+    @ref = @template.instance_variable_get("@ref")
     super options
   end
 
@@ -33,7 +34,7 @@ class Redcarpet::Render::GitlabHTML < Redcarpet::Render::HTML
   end
 
   def preprocess(full_document)
-    h.create_relative_links(full_document, @project.path_with_namespace)
+    h.create_relative_links(full_document, @project.path_with_namespace, @ref)
   end
 
   def postprocess(full_document)