GitHub RAW 镜像 not found

[kowyo]

Describe the bug

The link in https://mirrors-help.osa.moe/rosdistro/ not found.

To Reproduce

Steps to reproduce the behavior:

Go to https://mirrors-help.osa.moe/rosdistro/
Click on GitHub RAW 镜像
See error

P.S. Other Projects based on Mirror-Z, e.g. NJU's Mirrors, doesn't have this issue.