https://bugs.winehq.org/show_bug.cgi?id=49243
--- Comment #4 from Olivier F. R. Dierick o.dierick@piezo-forte.be --- Hello,
You may try to download the source from GIT and see if it is faster/more reliable.
Otherwise, someone in China may want to setup a mirror, but that's outside the scope of Winehq.org, IMO.
Regards.