composer install: remote: Repository not found

[AxelGanter]

Bug report

during composer install: remote: Repository not found

What I did:

1. new laravel 11
2. new backpackforlaravel
3. composer require backpack/permissionmanager

What I expected to happen:

install as I already did in the past with laravel 9 and backpack 5

What happened:

Token stored successfully.
 1/1 [============================] 100%
In Git.php line 473:
                                                                                                                                                                  
  Failed to execute git clone --mirror -- 'https://ghp...rKw:[email protected]/Laravel-Backpack/PRO.git' '/home/ag/.cache/composer/vcs/git-github.com-Lar  
  avel-Backpack-PRO.git/'                                                                                                                                         
                                                                                                                                                                  
  Cloning into bare repository '/home/ag/.cache/composer/vcs/git-github.com-Laravel-Backpack-PRO.git'...                                                          
  remote: Repository not found.                                                                                                                                   
  fatal: repository 'https://github.com/Laravel-Backpack/PRO.git/' not found     

What I've already tried to fix it:

had no idea what I could try

Backpack, Laravel, PHP, DB version:

Laravel 11, Backpack 6, 8.3.6

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[AxelGanter]

now it worked after reducing my backpack/pro version in composer.json
i guess I was not allowed to use latest version