Update koji configuration

CHANGELOG.md

 # Changelog
 All notable changes to this project will be documented in this file.
 
-## 0.3 (2018-08-03)
+## 0.3.1 (2018-08-03)
 ### Added
 - Command `hclone` for creating identical copies of entire hashes.
 

ci/koji/config

 [koji]
-server = http://koji.cern.ch/kojihub
-weburl = http://koji.cern.ch/koji
-topurl = http://koji.cern.ch/kojifiles
-cert   = /not/existing/file
+server = https://kojihub.cern.ch/kojihub
+weburl = https://koji.cern.ch/
+topurl = https://koji.cern.ch/kojifiles
+krb_canon_host = no
+krb_rdns = False