How to set a redirect for an entire folder?

Question

URL Handling

There is a site.ru/catalog link on the site
How to set a redirect to newsite.ru to the main
one Make it so that it also extends to site.ru/catalog?product-1, etc.
Made a redirect, otherwise it turns out only to site.ru/catalog, how to extend to "Deeper" :)
I.e. everything that is included in the /catalog subfolder
make a redirect so that everything concerns

Answer 1

RewriteEngine on
RewriteRule ^catalog($|/) http://newsite.ru/? [R=301,L]