I can find it @ http://rsync.nl.gentoo.org/pub/software/ovirt/ovirt-master-snapshot/rpm/el7Workstation/noarch/ovirt-release-master-4.0.0-0.1.master.20160304151417.gita200923.noarch.rpm

I can't find it @ http://resources.ovirt.org/pub/ovirt-master-snapshot-static/rpm/el7Workstation/noarch/