Choices to open links ipados

Touch-and-hold (i.e., a long touch) the link to expose the Action Menu - and from this menu select Share. This will open the Share-sheet...

From the share-sheet tap/select the browser (or other applicable App) within which you wish to open the link:

If you have installed one or more additional web browser Apps (e.g., Firefox, Chrome, Brave etc.), you can set the default browser to Safari or one of the installed alternatives:

Change the default web browser or email app on your iPhone, iPad, or iPod touch - Apple Support