Upgrade from 2.2.15 to 2.2.16 failing patch 2

[maxpower]

Tried to upgrade prod server from 2.2.15 to 2.2.16 v2 and its stuck on "The site is currently being upgraded. Please check back later." I navigate to /install and it offers to upgrade to 2.2.15. When I click to proceed it fails the install. Help!
Upgrade from 2.2.15 to 2.2.16 failing patch 2

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