$ git clone -n https://src.fedoraproject.org/rpms/libspf2.git /var/lib/mock/f31-build-94842-32515/root/chroot_tmpdir/scmroot/libspf2
Cloning into '/var/lib/mock/f31-build-94842-32515/root/chroot_tmpdir/scmroot/libspf2'...
$ git reset --hard 39c0b92322f970be527304a0f2c2c052fbe1c17c
HEAD is now at 39c0b92 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild