症状

>git status
On branch main
Your branch is up to date with 'origin/main'.

Changes to be committed:
  (use "git restore --staged <file>..." to unstage)
        modified:   "\346\225\260\350\256\272.md"
        new file:   "\347\272\246\346\225\260\344\270\252\346\225\260.jpg"

Untracked files:
  (use "git add <file>..." to include in what will be committed)
        ../bfs/
        "\346\225\260\350\256\272.pdf"
        "../\347\202\271\345\217\214\350\277\236\351\200\232/biconnected.pdf"

解决办法

git config --global core.quotepath false

>git status
On branch main
Your branch is up to date with 'origin/main'.

Changes to be committed:
  (use "git restore --staged <file>..." to unstage)
        modified:   数论.md
        new file:   约数个数.jpg

Untracked files:
  (use "git add <file>..." to include in what will be committed)
        ../bfs/
        数论.pdf
        ../点双连通/biconnected.pdf