You need to request access to the Wine project on Gitlab and wait until you gained access.

2026年4月13日(月) 18:33 Jason A. Donenfeld via Wine-Devel <wine-devel@list.winehq.org>:
On Mon, Apr 13, 2026 at 5:54 PM Jinoh Kang <jinoh.kang.kr@gmail.com> wrote:
>
> Hello Jason,
>
> Patches are no longer accepted by email. You should submit merge requests on Gitlab.

I can't because my account won't make forks. I opened a ticket for this:
https://gitlab.winehq.org/winehq/winehq/-/work_items/236
But it hasn't been handled yet.