From 995f8e68c296a3f46e3bb5af9408e10a9456bcbc Mon Sep 17 00:00:00 2001
From: Tomas Kopecek <tkopecek@redhat.com>
Date: Apr 22 2020 11:39:09 +0000
Subject: fix chain iteration


Fixes: https://pagure.io/koji/issue/2037

---

diff --git a/cli/koji_cli/commands.py b/cli/koji_cli/commands.py
index 21deae9..e85d137 100644
--- a/cli/koji_cli/commands.py
+++ b/cli/koji_cli/commands.py
@@ -6717,7 +6717,7 @@ def handle_untag_build(goptions, session, args):
             for pkg in pkgs:
                 tagged.append(m.listTagged(args[0], package=pkg))
         # flatten
-        tagged = list(itertools.chain([t.result[0] for t in tagged]))
+        tagged = list(itertools.chain(*[t.result for t in tagged]))
         idx = dict([(b['nvr'], b) for b in tagged])
 
         # check exact builds