On Fri, 13 Sep 2019, Huw Davies wrote: [...]
=== debian10 (build log) ===
error: patch failed: configure.ac:1697 Task: Patch failed to apply
Odd, they apply just fine for me.
I think that was because the TestBot Wine source was out of date. See https://www.winehq.org/pipermail/wine-devel/2019-September/150805.html
(though it's probably a bit presomptuous to think you did not already see it ;-)