git version 2.4.0
Removing ffbuild/config.log
From https://git.ffmpeg.org/ffmpeg
 * branch            master     -> FETCH_HEAD
HEAD is now at 226fcc7 avcodec/ffv1enc: Store run1start_mul_index instead of computing
226fcc7258ca0a6bc74c19acc8d2fe181393bfb1