$ git clone -n https://src.fedoraproject.org/rpms/perl-Math-Prime-XS.git /var/lib/mock/f31-build-67084-29986/root/chroot_tmpdir/scmroot/perl-Math-Prime-XS
Cloning into '/var/lib/mock/f31-build-67084-29986/root/chroot_tmpdir/scmroot/perl-Math-Prime-XS'...
$ git reset --hard fc953ec2901d5788cb3f25b33d3b29d0fa04b4b1
HEAD is now at fc953ec - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild