$ git clone -n https://src.fedoraproject.org/rpms/nss.git /var/lib/mock/f33-build-621791-67516/root/chroot_tmpdir/scmroot/nss
Cloning into '/var/lib/mock/f33-build-621791-67516/root/chroot_tmpdir/scmroot/nss'...
$ git reset --hard c8f06edaade9664fff8a039756905e1a3d5a435f
HEAD is now at c8f06ed Update to NSS 3.63.0