diff --git a/build-and-update-all-branches b/build-and-update-all-branches
new file mode 100755
index 0000000..6aa7ffb
--- /dev/null
+++ b/build-and-update-all-branches
@@ -0,0 +1,36 @@
+#! /bin/sh
+
+# Prepare master branch, review the list of branches below and then execute this
+# script.
+
+branches='master epel7 f29 f30 f31'
+
+exit_handler ()
+{
+    git checkout master
+}
+
+trap exit_handler EXIT
+
+set -e
+set -x
+
+koji hello
+
+tasks=
+for branch in $branches; do
+    if test $branch != master; then
+        git checkout "$branch"
+        git merge master
+    fi
+    git push
+    tasks="${tasks}`fedpkg build --nowait | grep 'Created task' | cut -d: -f2`"
+done
+
+koji watch-task $tasks
+
+for branch in $branches; do
+    test $branch != master || continue
+    git checkout $branch
+    fedpkg update
+done