#9866 [Filesystem] Fixed mirror for symlinks

| Q             | A
| ------------- | ---
| Bug fix?      | [yes]
| New feature?  | [no]
| BC breaks?    | [no]
| Deprecations? | [no]
| Tests pass?   | [yes]
| Fixed tickets | [#9866]
| License       | MIT
| Doc PR        | [NA]

Check the original ticket for the full description and how to reproduce.

The initial PR #9213 can be deleted too.