fontforge-config.h
--- a/inc/fontforge-config.h	2019-11-23 06:38:36.632042953 +0000
+++ b/inc/fontforge-config.h	2019-11-23 06:38:47.424229496 +0000
@@ -67,7 +67,7 @@
 /* #undef FONTFORGE_DEBUG */
 
 /* "git hash that source are built from" */
-#define FONTFORGE_GIT_VERSION ""
+#define FONTFORGE_GIT_VERSION "20170731"
 
 /* ExeLibFontForge Major Version */
 #define FONTFORGE_LIBFFE_VERSION_MAJOR 2