* subversion/libsvn_repos/repos.c   (HOOKS_ENVIRONMENT_TEXT): Add details to the documentation embedded in hooks.
* subversion/libsvn_repos/repos.c
  (HOOKS_ENVIRONMENT_TEXT): Add details to the documentation embedded in hooks.

Inspired by: schabi

git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@1604047 13f79535-47bb-0310-9956-ffa450edef68

YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion