Fix the problem of unable to proxy download

install-release.sh

@@ -154,6 +154,7 @@ if [[ "$#" -gt '0' ]]; then
             esac
             PROXY="-x $2"
             # Parameters available through a proxy server
+            if [[ "$#" -gt '2' ]]; then
                 case "$3" in
                     '--version')
                         if [[ "$#" -gt '4' ]] || [[ -z "$4" ]]; then
@@ -181,6 +182,7 @@ if [[ "$#" -gt '0' ]]; then
                         exit 1
                         ;;
                 esac
+            fi
             ;;
         *)
             echo "$0: unknown option -- -"