http://cloud.centos.org/altarch/7/images/aarch64/CentOS-7-aarch64-GenericCloud.qcow2.xz
https://sourceforge.net/projects/ool-opnfv/files/vyos-1.1.7.img
http://testresults.opnfv.org/functest/shaker-image.qcow2
+http://testresults.opnfv.org/functest/shaker-image-arm64.qcow2
EOF
xz --decompress --force --keep \