lib/github-status/support/git.rb in concourse-github-status-0.5.11 vs lib/github-status/support/git.rb in concourse-github-status-0.6.2

@@ -15,10 +15,14 @@
         abort
       end
 
       Contract None => String
       def sha
-        @sha ||= git.revparse 'HEAD'
+        @sha ||= if File.file? "#{workdir}/#{path}"
+          File.read("#{workdir}/#{path}").chomp
+        else
+          git.revparse 'HEAD'
+        end
       end
     end
   end
 end