[patch] Make git dependencies optional.

[Stef Walter]

Dominic Fandrey wrote:
> Stef Walter wrote:
>> Dominic Fandrey wrote:
>>> Stef Walter wrote:
>>>> This patch ...
>>> Just for the future, patches should be submitted in a PR. If you
>>> wish to discuss patches you can also upload them somewhere and
>>> add a link to your e-mail.
>> I believe I did that. Please see my original email [1]. Or am I missing
>> something?
>
> None the less you attached the patch.

Oh, sorry about that. Each community has various nuances... I'll try to
remember this about freebsd-ports.

All the best,

Stef