git version 2.4.0
Removing ffbuild/config.log
From https://git.ffmpeg.org/ffmpeg
 * branch            master     -> FETCH_HEAD
HEAD is now at 140d708 avcodec/codec_par: copy AVCodecContext sw_pix_fmt instead of pix_fmt to AVCodecParameters if set
140d708d65f65dbfb10ee44d87964c66554f4373