You need to make this update from the submodule.
And then go back one level and commit the parent repo.
The update to the git submodule was to ask the parent repo to check if the submodule had content 257a40757 . It was, therefore, there was no connection.
Since a submodule is its own git repository, you need to update this repo first and then write the new updated status of the specified submodule in the parent repo.
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