Android Police posts the OTA images as people send them in. It looks like the 6P image is available: http://www.androidpolice.com/2016/08/22/flash-all-the-thin

Android Police posts the OTA images as people send them in. It looks like the 6P image is available: http://www.androidpolice.com/2016/08/22/flash-all-the-things-full-android-7-0-nougat-nexus-ota-roundup/ http://www.androidpolice.com/2016/08/22/flash-all-the-things... Download it to your device, and either flash it in TWRP or use adb sideload. Note that if you've modified your /system, you'll need to reflash that partition with the stock image first (there are guides on XDA).