$ git clone -n https://src.fedoraproject.org/rpms/ndisc6.git /var/lib/mock/f31-build-112916-34321/root/chroot_tmpdir/scmroot/ndisc6
Cloning into '/var/lib/mock/f31-build-112916-34321/root/chroot_tmpdir/scmroot/ndisc6'...
$ git reset --hard fcad5204e03148c8e7b13f5f6b86d08619b6c070
HEAD is now at fcad520 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild