I received this email today:
2 new topics on [$3 Talk:Beta Features/Hovercards]
The link took me to the page.
It should have taken me to https://www.mediawiki.org/w/index.php?title=Talk:Beta_Features/Hovercards&topiclist_sortby=newest&fromnotif=1#flow-post-sdcsfo2n9dlgilif
Another example which shows
3 new topics on '''<span class="plainlinks">[$3 Talk:Content translation]</span>'''