They are no longer maintaining it
-rw-r--r-- 3 .gitignore
-rw-r--r-- 770 Makefile
-rw-r--r-- 1419 README
drwxr-xr-x - debian
drwxr-xr-x - lib
-rwxr-xr-x 5007 make-jpkg
-rw-r--r-- 2790 make-jpkg.1