16.07.0 seems to be available, but the links on code.fairphone.com haven’t been updated yet - for whatever reason.
http://storage.googleapis.com/fairphone-updates/fp2-sibon-16.07.0-ota_from_gms-userdebug.zip
http://storage.googleapis.com/fairphone-updates/fp2-sibon-16.07.0-ota-userdebug.zip
[Update 18.08.2016]
The links stopped working. Seems that they have pulled the files.