git version 2.4.0
Removing ffbuild/config.log
From https://git.ffmpeg.org/ffmpeg
 * branch            master     -> FETCH_HEAD
HEAD is now at a7ebeb2 vulkan/ffv1: decode the extra Bayer gm bit on pre-4.8 streams
a7ebeb2bec722c1d6686d2742980c075a72c1db8