func (o *Options) AddFlags(fs *flag.FlagSet) {
	fs.StringVar(&o.SrcRoot, "src-root", "", "Where to root source checkouts")
	fs.StringVar(&o.Log, "log", "", "Where to write logs")
	fs.StringVar(&o.GitUserName, "git-user-name", DefaultGitUserName, "Username to set in git config")
	fs.StringVar(&o.GitUserEmail, "git-user-email", DefaultGitUserEmail, "Email to set in git config")
	fs.Var(&o.refs, "repo", "Mapping of Git URI to refs to check out, can be provided more than once")
	fs.Var(&o.keys, "ssh-key", "Path to SSH key to enable during cloning, can be provided more than once")
	fs.Var(&o.clonePath, "clone-alias", "Format string for the path to clone to")
	fs.Var(&o.cloneURI, "uri-prefix", "Format string for the URI prefix to clone from")
	fs.IntVar(&o.MaxParallelWorkers, "max-workers", 0, "Maximum number of parallel workers, unset for unlimited.")
	fs.StringVar(&o.CookiePath, "cookiefile", "", "Path to git http.cookiefile")
}
func (o *Options) AddFlags(fs *flag.FlagSet) {
	fs.StringVar(&o.SrcRoot, "src-root", "", "Where to root source checkouts")
	fs.StringVar(&o.Log, "log", "", "Where to write logs")
	fs.StringVar(&o.GitUserName, "git-user-name", DefaultGitUserName, "Username to set in git config")
	fs.StringVar(&o.GitUserEmail, "git-user-email", DefaultGitUserEmail, "Email to set in git config")
	fs.Var(&o.refs, "repo", "Mapping of Git URI to refs to check out, can be provided more than once")
	fs.Var(&o.keys, "ssh-key", "Path to SSH key to enable during cloning, can be provided more than once")
	fs.Var(&o.clonePath, "clone-alias", "Format string for the path to clone to")
	fs.Var(&o.cloneURI, "uri-prefix", "Format string for the URI prefix to clone from")
	fs.IntVar(&o.MaxParallelWorkers, "max-workers", 0, "Maximum number of parallel workers, unset for unlimited.")
	fs.StringVar(&o.CookiePath, "cookiefile", "", "Path to git http.cookiefile")
}
// AddFlags adds flags to the FlagSet that populate
// the GCS upload options struct given.