sudo apt update error

[TonFard]

gsq@ImageFlow:~$ sudo apt update
Get:1 file:/var/cuda-repo-ubuntu2204-12-4-local InRelease [1572 B]
Get:1 file:/var/cuda-repo-ubuntu2204-12-4-local InRelease [1572 B]
Hit:2 http://azure.archive.ubuntu.com/ubuntu jammy InRelease
Hit:5 http://azure.archive.ubuntu.com/ubuntu jammy-updates InRelease
Hit:6 http://azure.archive.ubuntu.com/ubuntu jammy-backports InRelease
Hit:7 http://azure.archive.ubuntu.com/ubuntu jammy-security InRelease
Ign:3 https://developer.download.nvidia.cn/compute/cuda/repos// InRelease
Hit:4 https://developer.download.nvidia.cn/compute/cuda/repos/ubuntu2204/x86_64 InRelease
Err:8 https://developer.download.nvidia.cn/compute/cuda/repos// Release
404 Not Found [IP: 36.153.62.132 443]
Reading package lists... Done
E: The repository 'https://developer.download.nvidia.com/compute/cuda/repos// Release' does not have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.

[liopeer]

solution is describe here: #89