Just found the php-xhprof repo[1] after starting to read the the packaging instructions[2] but, since I want this for php7.4 (at least for now), I think this is still relevent-ish.
Footnotes: [1] https://salsa.debian.org/php-team/pecl/php-xhprof/-/blob/debian/main/debian/control [2] https://wiki.debian.org/PHP/GitUsage -- http://hexmode.com/ I cannot remember the books I've read any more than the meals I have eaten; even so, they have made me. -- Ralph Waldo Emerson
