--- Aegisub-3.3.3/build/version.sh.orig	2022-08-21 04:36:22.130688059 +0100
+++ Aegisub-3.3.3/build/version.sh	2022-08-21 04:36:30.535680238 +0100
@@ -12,7 +12,7 @@ if ! test -d "${srcdir}/.git"; then
     done < "${version_h_path}"
     if test x$BUILD_GIT_VERSION_NUMBER != x -a x$BUILD_GIT_VERSION_STRING != x; then
       export VERSION_SOURCE="from cached git_version.h"
-      exit 0
+      return 0
     else
       echo "invalid git_version.h"
       exit 2