The parent Git repository isn't always in sync with the latest git submodule. That's why you need to occasional do a git submodule update.
The git submodule update command can be a bit confusing though. It doesn't work exactly as one might think. If you don't add the --remote switch, it's not going to update your working directory like you might expect. In this Git remote update example we demonstrate how to update your git submodule the right way.
On this page of the site you can watch the video online How to Use the Git Submodule Update Command by Example with a duration of hours minute second in good quality, which was uploaded by the user Cameron McKenzie 28 July 2020, share the link with friends and acquaintances, this video has already been watched 14,127 times on youtube and it was liked by 150 viewers. Enjoy your viewing!