src/vs/workbench/contrib/scm/browser/scmViewPane.ts/ViewModel/onDidChangeConfiguration
class ViewModel:	private onDidChangeConfiguration(e?: IConfigurationChangeEvent): void {
		if (!e || e.affectsConfiguration('scm.alwaysShowRepositories')) {
			this.alwaysShowRepositories = this.configurationService.getValue<boolean>('scm.alwaysShowRepositories');
			this.refresh();
		}
	}