Changelog for ocaml-ocamlbuild-0.12.0-1.el7.centos.x86_64.rpm :

* Fri Jul 06 2018 Christian Lindig - 0.12.0-1- Update to version 0.12.0 (same as in xs-opam-{src,repo}.spec)
* Sat Feb 11 2017 Fedora Release Engineering - 0.9.3-6- Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild
* Fri Nov 04 2016 Richard W.M. Jones - 0.9.3-5- New package, ocamlbuild used to be part of ocaml.