02-build-snapshots: Cosmetic changes

Use better variables names.

1 files changed, 4 insertions, 4 deletions

diff --git a/libexec/post-receive.d/02-build-snapshots b/libexec/post-receive.d/02-build-snapshots
index ed8ef77..b0952ff 100755
--- a/libexec/post-receive.d/02-build-snapshots
+++ b/libexec/post-receive.d/02-build-snapshots
@@ -24,12 +24,12 @@ if [ "$repository" = "$snapshot_repository" ]
 then
         while read old new ref
         do
-                ref=${ref#refs/heads/}
+                branch=${ref#refs/heads/}
 
-                for head in $snapshot_branches
+                for snapshot_branch in $snapshot_branches
                 do
-                        test "$ref" = "$head" \
-                            && exec "$prefix/bin/build-snapshot" "$ref"
+                        test "$branch" = "$snapshot_branch" \
+                            && exec "$prefix/bin/build-snapshot" "$branch"
                 done
         done
 fi