From 18d7fc8f820dbac3de8c3e6b311a568a0a06793b Mon Sep 17 00:00:00 2001
From: "Frank Ch. Eigler" <fche@redhat.com>
Date: Mon, 20 Jan 2020 09:43:00 -0500
Subject: [PATCH] Range: header: use old school fmt % operator

This should be more compatible with old pythons.
---
 cli/koji_cli/lib.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cli/koji_cli/lib.py b/cli/koji_cli/lib.py
index 49fd6abe..0e670d09 100644
--- a/cli/koji_cli/lib.py
+++ b/cli/koji_cli/lib.py
@@ -502,7 +502,7 @@ def download_file(url, relpath, quiet=False, noprogress=False, size=None, num=No
     headers = {}
     pos = f.tell()
     if pos:
-        headers['Range'] = f'bytes={pos}-'
+        headers['Range'] = ('bytes=%d-' % pos)
 
     # closing needs to be used for requests < 2.18.0
     with closing(requests.get(url, headers=headers, stream=True)) as response: