yan12125 [1] filed a deletion request for pypy3-pip [2]:

I would like to update my package pypy-pip to include both pypy-pip
and pypy3-pip but the system forbids me to do so. In addition, this
package is out-of-date.

[1] https://aur.archlinux.org/account/yan12125/
[2] https://aur.archlinux.org/pkgbase/pypy3-pip/