Add the OS.

bb096bf0 · lintao@ihep.ac.cn · 6b83530a · bb096bf0
Commit bb096bf0 authored 4 years ago by lintao@ihep.ac.cn
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@ CEPC offline software prototype based on [Key4hep](https://github.com/key4hep).

 ## Quick start

-Start the container in lxslc7:
+Start the container in lxslc7 (OS: CentOS7):
 ```
 $ /cvmfs/container.ihep.ac.cn/bin/hep_container shell SL6
 ```