Make clear that no support for old redhats which don't include OpenSS…

…L 1.1 is planned

README.md

@@ -1,11 +1,17 @@
 GOST ENGINE RPM
 ===============
 
-This repository contain spec files to build rpm package for gost engine
+This repository contain spec files to build rpm package for gost engine.
 
 Separate GOST engine package can be build for systems with openssl 1.1.0 and
 above.
 
+We have no plans to support CentOS/RHEL/OracleLinux until they would
+release version 8 with appropriate OpenSSl in the base system.
+
+Now this spec files are intended for recent releases of Fedora and,
+possible other RPM-based distros which do include OpenSSL 1.1 and above.
+
 You should have installed rpm-build, git, openssl-devel and cmake in order 
 to build RPM package