--- a/share/genbuild.sh	
+++ a/share/genbuild.sh	
@@ -11,7 +11,7 @@ else
     exit 1
 fi
 
-if [ -e "$(which git)" ]; then
+if [ -d ../.git ]; then
     # clean 'dirty' status of touched files that haven't been modified
     git diff >/dev/null 2>/dev/null