The Xiaomi Redmi Note 8 Pro has now started receiving Android 10-based builds of MIUI 11, having been spotted on Geekbench running Android 10 earlier this month. The 1.9 GB update contains the November 2019 set of security patches too, along with a few MIUI 11-related optimisations.
https://www.notebookcheck.net/Xiaomi-Redmi-Note-8-Pro-picks-up-Android-10-sort-of.445043.0.html