From 7c0acaaa107bc965df24e539811127b433339f69 Mon Sep 17 00:00:00 2001
From: Tomas Kopecek <tkopecek@redhat.com>
Date: Jun 25 2020 08:47:20 +0000
Subject: koji-gc: fix py3 compare behaviour for dicts


Fixes: https://pagure.io/koji/issue/2325

---

diff --git a/util/koji-gc b/util/koji-gc
index 87b7b86..07c693a 100755
--- a/util/koji-gc
+++ b/util/koji-gc
@@ -526,8 +526,11 @@ def handle_trash():
             else:
                 age = time.time() - ts
         else:
-            history = [(h['revoke_event'], h) for h in history]
-            last = max(history)[1]
+            last = history[0]
+            for h in history:
+                actual = h['revoke_event'] or 0
+                if not last['revoke_event'] or actual > last['revoke_event']:
+                    last = h
             if not last['revoke_event']:
                 # this might happen if the build was tagged just now
                 print("[%i/%i] Warning: build not untagged: %s" % (i, N, nvr))