$ git clone -n https://src.fedoraproject.org/rpms/nss-pem.git /var/lib/mock/f33-build-531686-64745/root/chroot_tmpdir/scmroot/nss-pem
Cloning into '/var/lib/mock/f33-build-531686-64745/root/chroot_tmpdir/scmroot/nss-pem'...
$ git reset --hard c70e0f3cd4a7ae91fd71f7845a35c15c131b2897
HEAD is now at c70e0f3 update to latest upstream bugfix release - 1.0.7