It depends on the workflow. But Mercurial can be used just like Git when it comes to a branch-based workflow regardless of the underlying data model. It could

It depends on the workflow. But Mercurial can be used just like Git when it comes to a branch-based workflow regardless of the underlying data model. It could be argued that by default, Mercurial discourages rewriting history unless you really want to and you know what you’re doing. So the definition of a ‘master’ branch is more applicable to Mercurial than it is to Git.