git version 2.4.0
Removing ffbuild/config.log
From https://git.ffmpeg.org/ffmpeg
 * branch            master     -> FETCH_HEAD
HEAD is now at 0e89d99 libavformat/oggenc.c: re-initialize stream on new metadata.
0e89d993c5bc6c7ed4d9a05f750bd5a7130836ea