$ git clone -n https://src.fedoraproject.org/rpms/nss.git /var/lib/mock/f33-build-631879-67671/root/chroot_tmpdir/scmroot/nss
Cloning into '/var/lib/mock/f33-build-631879-67671/root/chroot_tmpdir/scmroot/nss'...
$ git reset --hard 4214661da71126944b551fb2e17170ce787f2b75
HEAD is now at 4214661 Rebase to NSS 3.69