Laravel Spark安装问题

I am stuck in laravel-spark installation. Below is the error coming whenever I am trying to install via composer.

Installing laravel/spark-aurelius (v6.0.11): Downloading (failed) Failed to download laravel/spark-aurelius from dist: The "https://api.github.com/repos/laravel/spark-aurelius/zipball/9e96a2a3aa26801d141ebc40a2d92533dc6f926d" file could not be downloaded (HTTP/1.1 404 Not Found) Now trying to download from a source

Here are complete details in a screenshot:

Also, the token is successfully authenticated now the below error comes.

[RuntimeException] Failed to execute git clone --no-checkout "https://:@github.com/laravel/spark-aurelius.git" "D:\Ampps\www\upt \vendor\laravel\spark-aurelius" && cd /D "D:\Ampps\www\upt\vendor\laravel\spark-aurelius" && git remote add compose r "https://:@github.com/laravel/spark-aurelius.git" && git fetch composer Cloning into 'D:\Ampps\www\upt\vendor\laravel\spark-aurelius'... remote: Repository not found. fatal: repository 'https://:@github.com/laravel/spark-aurelius.git/' not found