On 6/27/16, we released a new version of our June feature update for Office Insiders. The version number is 16.0.7070.2020.
There are no new features in this particular build, just bug fixes, plus everything described in the June feature update announcement. To get the latest build, click File > Account > Update Options > Update Now.
Source: Announcing Insider build 16.0.7070.2020 for Office 2016 on Windows desktop