On Wed, Feb 03, 2021 at 05:31:27PM +0100, Christian Weisgerber wrote:
> Stefan Sperling:
> 
> > I assume these weird tags were created with very old versions of Git.
> > This patch allows parsing of such tags. They will show up in 'got tag -l'
> > with a timestamp of 1 Jan 1970. I don't want to second-guess the date.
> 
> Hmm, ok... ... Should a time of 0 be explicitly treated as invalid?
> I.e., get_datestr() could return NULL and printing of the date could
> be skipped.

Maybe, but I'd question whether the added code is worth the gain.