git version 2.4.0
Removing ffbuild/config.log
From https://git.ffmpeg.org/ffmpeg
 * branch            master     -> FETCH_HEAD
HEAD is now at 491e0d1 avformat/matroskaenc: write LCEVC payloads as ITU-T T35 block additional
491e0d1cfb27f24b4bc5fb85154e20ce1c591e1a