How do I fetch/re-push a submodule in git?

Question

In my git repository (Bitbucket) I have a reference to a sub project.

When I pushed it on the first place a .git/ folder was included (even though I use the reposito

Answer 1

As I explained this morning in "How to solve this Git issue?", this (ie '<folder_name> → <SHA> [<SHA>]') is not a submodule.

A submodule is composed of:

• a remote repo url (stored in a file called .gitmodules)
• a SHA1 recorded as a gitlink (special entry in the index)

If you record only the SHA1, but not the url, you will have something like:

A git clone --recursive won't be able to clone the repo with that SHA1, because it does not know its url.

If you want to reference a subproject as a submodule:

• read Git Submodules, and
• use git submodule add https://...