- Avoid source Url, we're packaging from git

- update to 1.23.61:
* Topic: do not use '(detached' when detached
* Use gerrit 2.8.5 instead of gerrit 2.6.1 in tests
* Allow to specify default scheme in .gitreview file
* Correct test_remote to support branchs without upstream
* Remove parsing of --help and variants from our code
* Python2: fixed UnicodeEncodeError
* Skip invalid unicode in commit messages
* Git review assumes the wrong ssh default port
* Add http(s) protocol support to fetch_review and list_reviews
* git-review.1 manpage fix for groff warnings
* Fix parsing of SCP-style URLs, as these are valid in Git itself
* "git review --setup" failed in Chinese locale
* Bump hacking version in requirements
* Reduce testr concurrnecy to 2
* Add http(s) protocol support to set_hooks_commit_msg
* Retrieve remote pushurl independently of user's locale
* Add http(s) protocol support to test_remote
* Verify if every attached file exists. Attach gerrig.config
* Wrap exceptions that occur while running external process
* Make Gerrit port and dir selection deterministic
* Don't try to attach known_hosts if it's not there
* Remove tox locale overrides
* Fix the regex for setting topic
* Add 2m timeout to tests
* Attach Gerrit logs and known_hosts to failed tests
* Change test gerrit ssh/http ports offset
* Correct .Fl typo WRT --compare in the manual page