$ git clone -n https://src.fedoraproject.org/rpms/popub.git /var/lib/mock/f31-build-88741-32002/root/chroot_tmpdir/scmroot/popub
Cloning into '/var/lib/mock/f31-build-88741-32002/root/chroot_tmpdir/scmroot/popub'...
$ git reset --hard 9c7d72001888e9b42f3f59974acfdfee4c7b00e0
HEAD is now at 9c7d720 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild