git version 2.4.0
Removing ffbuild/config.log
From https://git.ffmpeg.org/ffmpeg
 * branch            master     -> FETCH_HEAD
HEAD is now at f3c3a6e avformat/hls: add cmfv/cmfa exceptions
f3c3a6ecfb230c56a8ff9d219d79d5981b2aa4f3