git version 2.4.0
Removing ffbuild/config.log
From https://git.ffmpeg.org/ffmpeg
 * branch            master     -> FETCH_HEAD
HEAD is now at 6e0e13b avformat/ogg: Fix overflow and stale oggvorbis_private values
6e0e13b0bf0493e764f0cdf9d0912b92e118bf32