Prevent meaningless use of git (QA notice if missing) in a release.
--- a/scripts/genGitHdr.sh
+++ b/scripts/genGitHdr.sh
@@ -8,6 +8,6 @@
 echo "Output File: $OUTPUT_DIR/$FILE";
 
-GIT_URL=`git config --get remote.origin.url`;
-GIT_REV=`git rev-parse HEAD`;
+GIT_URL=
+GIT_REV=
 
 echo "// fceux_git_info.cpp -- DO NOT EDIT: This file is auto-generated at build" >| $TMP_FILE;