The Kdenlive team maintains an archive of previous versions where you can find the 20.08.2 build for various operating systems.
Complete Guide to Kdenlive 20.08.2: Download, Features, and Setup kdenlive 20.08.2 download
This version refined the major "Workspaces" overhaul of the 20.08 series while adding high-performance tools: The Kdenlive team maintains an archive of previous
.