       [path: path, tag: tag]
     end
 
-    def config, do: [load: load(), save: save()]
+    defp app, do: to_string(Mix.Project.config()[:app])
+
+    defp branch,
+      do:
+        "git"
+        |> System.cmd(["rev-parse", "--abbrev-ref", "HEAD"])
+        |> trim()
+
+    defp trim({str, 0}), do: String.trim(str)
   end
 
   def fun do

      end
    end

    def save do
      tag = branch()

      path =

        formatters: [
          Benchee.Formatters.Console
        ]
      ] ++ GitLoadSave.config()

    Benchee.run(
      %{"ref" => fun()},
