git version 2.4.0
Removing ffbuild/config.log
From https://git.ffmpeg.org/ffmpeg
 * branch            master     -> FETCH_HEAD
HEAD is now at 6711c6a ffprobe: add -codec:<media_spec> option and -c:<media_spec> variant
6711c6a89b31bb59cefd9f2e71806a95fb98efbf