git version 2.4.0
Removing ffbuild/config.log
From https://git.ffmpeg.org/ffmpeg
 * branch            master     -> FETCH_HEAD
HEAD is now at f2e5eff avcodec/atsc_a53: Avoid GetBits API to parse A53 CC data
f2e5eff3ff2141479da980fc9474a8f8ecf768a8