Pass it as an argument.

fetch-indexes

@@ -25,6 +25,8 @@
 
 set -u
 
+RELEASE=$1
+
 # Download files in parallel in background, only if there is an update
 refresh() {
     DIR=$BRITNEY_CACHE/$pocket/$(echo $1 | rev | cut --delimiter=/ --fields=2,3 | rev)

run-ppa-britney

@@ -9,7 +9,7 @@ for RELEASE in $RELEASES; do
     fi
 
     # This is the main script, fetching the archives and running Britney
-    ./fetch-indexes;
+    ./fetch-indexes $RELEASE;
 
     # Britney outputs the candidates for testing migration, read the additions
     egrep -v '^(#|-)' britney_output/*/HeidiOutputDelta > candidates || echo "No candidates found.";