$ git clone -n https://src.fedoraproject.org/rpms/pairs.git /var/lib/mock/f31-build-90099-32165/root/chroot_tmpdir/scmroot/pairs
Cloning into '/var/lib/mock/f31-build-90099-32165/root/chroot_tmpdir/scmroot/pairs'...
$ git reset --hard 86121ed993637270a20e1a7e99f668451c025698
HEAD is now at 86121ed - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild