git version 2.4.0
Removing ffbuild/config.log
From https://git.ffmpeg.org/ffmpeg
 * branch            master     -> FETCH_HEAD
HEAD is now at dbe94e1 avfilter/x86/f_ebur128: replace AVX2 instruction with AVX equivalent
dbe94e1110090fbfd0a105c847298d8e3fbc92f1