[releng] fix up the if statement

[Dennis Gilmore]

commit d08046d52fbdd171aab310171dca4a354de5bf6d
Author: Dennis Gilmore <dennis at ausil.us>
Date:   Tue Feb 10 14:23:35 2015 -0600

    fix up the if statement

 scripts/branching/make-koji-release-tags |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/scripts/branching/make-koji-release-tags b/scripts/branching/make-koji-release-tags
index 39cf433..773b3f3 100755
--- a/scripts/branching/make-koji-release-tags
+++ b/scripts/branching/make-koji-release-tags
@@ -15,7 +15,7 @@ do
 
 arches=$(echo $arch)_arches
 
-if "$arch" = "primary"
+if [ "$arch" == "primary" ]; then
 kojicli=koji
 else
 kojicli=$arch-koji