git version 2.4.0
Removing ffbuild/config.log
From https://git.ffmpeg.org/ffmpeg
 * branch            master     -> FETCH_HEAD
HEAD is now at 932a872 hwcontext_vulkan: fix VkImageToMemoryCopyEXT.sType
932a872dbc1a300a45b085cd0195ce6ab8e0b3fa