$ git clone -n https://src.fedoraproject.org/rpms/nss.git /var/lib/mock/f33-build-632532-68167/root/chroot_tmpdir/scmroot/nss
Cloning into '/var/lib/mock/f33-build-632532-68167/root/chroot_tmpdir/scmroot/nss'...
$ git reset --hard ab8074dc448ff56a2fae978d7625a05417aca372
HEAD is now at ab8074d  Rebase to NSS 3.71: