git version 2.4.0
Removing ffbuild/config.log
From https://git.ffmpeg.org/ffmpeg
 * branch            master     -> FETCH_HEAD
HEAD is now at 7fd2be9 avcodec/x86/h264_chromamc: Avoid mmx in chroma_mc8_ssse3 functions
7fd2be97b95cf2b1690b5c0881e791a2bfe9d785