Thread:Skin talk:Chameleon/How can you enable Bootstrap in the skin? Do you need to edit each page (e.g. the login css, create account css etc)?/reply (5)

Could it be this?

[RuntimeException] Failed to clone https://git.wikimedia.org/git/mediawiki/extensions/Bootstrap.git, git was not found, check that it is installed and in your PATH env. 'git' is not recognized as an internal or external command, operable program or batch file.