Please keep in mind that you are looking at somebody else's work. Always credit if you use anything from other peoples' mods, unless it's explicitly stated that you don't have to!
Some modders don't want their mods to be unbundled. Most people don't mind if you do it for your own personal use, but you should seek permission and respect their decision.
For a documentation on how to use Wolvenkit CLI, see here. Unless you have a very good reason to use the console, you probably don't want to.
Step 1: Switch to mod browser
Switch to "Mod browser"
You can now add the content to your project just like you do it with game files:
Step 2: Find the correct files
The folders in the mod browser correspond to the names of the .archive files you have installed.
E.g., To find all .mlsetup (colour definition) files inside the Netrunning Suits mod, search for: