Add fork test support for external file

archfi

@@ -1338,7 +1338,8 @@ loadstrings(){
 # --------------------------------------------------------
 while (( "$#" )); do
   case $1 in
-    -t | --test) baseurl="https://raw.githubusercontent.com""/$2/archfi/$3";;
+    -t | --test) baseurl="https://raw.githubusercontent.com"
+                 baseurl="$baseurl/$2/archfi/$3";;
     --chroot) chroot=1
               command=$2
               args=$3;;