From b65857b4de2c64efadcae86ff3be1b0741240bc7 Mon Sep 17 00:00:00 2001
From: James Tanner <tanner.jc@gmail.com>
Date: Thu, 3 Apr 2014 15:26:48 -0400
Subject: [PATCH] Addresses #6750 Use --help instead of -

---
 source_control/git | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source_control/git b/source_control/git
index d75ee137bc6..968b763b1a4 100644
--- a/source_control/git
+++ b/source_control/git
@@ -160,7 +160,7 @@ def get_submodule_update_params(module, git_path, cwd):
     params = []
 
     # run a bad submodule command to get valid params    
-    cmd = "%s submodule update -" % (git_path)
+    cmd = "%s submodule update --help" % (git_path)
     rc, stdout, stderr = module.run_command(cmd, cwd=cwd)
     lines = stderr.split('\n')
     update_line = None