Fix locking permissions in get function

Author: shivammathur

src/scripts/unix.sh

@@ -120,7 +120,8 @@ get() {
     sudo curl "${curl_opts[@]}" "${links[0]}"
   else
     if [ "$runner" = "self-hosted" ]; then
-      lock_path="$file_path.lock"
+      path_hash="$(printf '%s' "$file_path" | sha256sum | cut -d' ' -f1)"
+      lock_path="/tmp/sp-lck-${path_hash}"
       acquire_lock "$lock_path"
       if [ "$execute" = "-e" ]; then
         until [ -z "$(fuser "$file_path" 2>/dev/null)" ]; do