From 57dbc9ac01cc523e223db20e4b3fd35a61ae4e8b Mon Sep 17 00:00:00 2001
From: Brendan Reilly <breilly@redhat.com>
Date: Oct 17 2017 20:41:18 +0000
Subject: cg_import fails immediately if build directory already exists


---

diff --git a/hub/kojihub.py b/hub/kojihub.py
index 10eed1b..7ac5a0b 100644
--- a/hub/kojihub.py
+++ b/hub/kojihub.py
@@ -5195,6 +5195,8 @@ def cg_import(metadata, directory):
     - a filename containing the metadata
     """
 
+    if os.path.lexists(directory):
+        raise koji.GenericError("Destination directory exists: %s" % directory)
     importer = CG_Importer()
     return importer.do_import(metadata, directory)