push running this release will issue a big warning when the
configuration variable is missing. Please refer to:
- http://git.or.cz/gitwiki/GitFaq#non-bare
+ https://archive.kernel.org/oldwiki/git.wiki.kernel.org/index.php/GitFaq.html#non-bare
https://lore.kernel.org/git/7vbptlsuyv.fsf@gitster.siamese.dyndns.org/
for more details on the reason why this change is needed and the