At CentOS7
Install alpaca-main repository.
$ sudo yum install https://github.com/alpaca0984/rpm-pkgs/raw/master/x86_64/alpaca-yum-repos-1-1.el7.centos.noarch.rpm
Install vim which is built with lua.
$ sudo yum install --enablerepo=alpaca-main --disablerepo=updates,base vim