[sysadmin-bin] Use a regex instead

[Andrea Veri <av src gnome org>]

commit 24bfd9b5055dc221a460c4f3719d4aef44808d02
Author: Andrea Veri <averi redhat com>
Date:   Fri Jun 30 13:26:03 2017 +0200

    Use a regex instead

 git/gnome-pre-receive |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/git/gnome-pre-receive b/git/gnome-pre-receive
index b7b6092..d27a9ce 100755
--- a/git/gnome-pre-receive
+++ b/git/gnome-pre-receive
@@ -63,7 +63,7 @@ EOF
     exit 1
 fi
 
-if [ $(hostname) == 'gitlab.gnome.org' ] || [ $(hostname) == 'gitlab-test.gnome.org' ]; then
+if [[ $(hostname) =~ gitlab(\-test|)\.gnome\.org$ ]]; then 
   if [ $basedir = '/var/opt/gitlab/git-data/repositories/GNOME' ]; then
     cd $GIT_DIR
     cat $GIT_CONFIG | grep -q 'hooks.emailprefix'