Meta/pushall: allow mirrors configurable the same way as sites and nexts

diff --git a/pushall b/pushall
index f3de3fe4468376f12584b25da4329bfbb24507b3..c944149aede167609a18b500789e3226ddd00839 100755 (executable)
--- a/pushall
+++ b/pushall
@@ -2,7 +2,7 @@
 
 : ${sites:="github2 ko repo"}
 : ${nexts:="$sites"}
-: ${mirrors="github gob-private"}
+: ${mirrors:="github gob-private"}
 
 push_retry () {
        sites=$1