Qualcomm teased something related to the Snapdragon 845 for today and it seems that it is about the Snapdragon 845 itself and not any Adreno Turbo technology as was speculated. The campaign was to promote the Snapdragon 845 in the ChinaJoy tech expo and the company posted a video on Weibo highlighting the features of the chip for gaming and entertainment.
https://www.notebookcheck.net/No-Adreno-Turbo-for-now-Qualcomm-China-s-teaser-was-just-a-Snapdragon-845-promo.318264.0.html