https://bugs.winehq.org/show_bug.cgi?id=48228
--- Comment #4 from Andrey Melnikov temnota.am@gmail.com --- wget -qO - http://dl.winehq.org/wine-builds/debian/dists/sid/main/binary-amd64/Packages | grep "^Version: 4" | sort -u Version: 4.0~rc1~sid Version: 4.0~rc2~sid
Yeah, you use invalid hierarchy for debian package archive. Use reprepro for proper populate packages in pool's.