From 3ab4503f7c161abc25a809bfe207234aa6471e21 Mon Sep 17 00:00:00 2001
From: Min RK <benjaminrk@gmail.com>
Date: Mon, 12 Feb 2018 13:16:06 +0100
Subject: [PATCH] clone recursively

ensures submodules, if any, are included
---
 repo2docker/app.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/repo2docker/app.py b/repo2docker/app.py
index 34657282..aa23a643 100644
--- a/repo2docker/app.py
+++ b/repo2docker/app.py
@@ -151,7 +151,7 @@ class Repo2Docker(Application):
 
     def fetch(self, url, ref, checkout_path):
         try:
-            for line in execute_cmd(['git', 'clone', url, checkout_path],
+            for line in execute_cmd(['git', 'clone', '--recursive', url, checkout_path],
                                     capture=self.json_logs):
                 self.log.info(line, extra=dict(phase='fetching'))
         except subprocess.CalledProcessError: