git version 2.4.0
Removing ffbuild/config.log
From https://git.ffmpeg.org/ffmpeg
 * branch            master     -> FETCH_HEAD
HEAD is now at 34bff02 avcodec/libvpxenc: fix sRGB colorspace for non-RGB pixel formats
34bff02984180fa42af3406cbe09d4c5820715c1