git version 2.4.0
Removing ffbuild/config.log
From https://git.ffmpeg.org/ffmpeg
 * branch            master     -> FETCH_HEAD
HEAD is now at 7f7335e lavf/mxfenc: fix muxing for DNxHD/DNxHR 444
7f7335ec43bbd67bd21eb29dee0797c5621f63b1