pfalcon-tf-m-static: Add refspec to fetch changes

Signed-off-by: Paul Sokolovsky <paul.sokolovsky@linaro.org>
Change-Id: I9740b5dea7c6da0dbd2f869c4580652baa421e48
diff --git a/pfalcon-tf-m-static.yaml b/pfalcon-tf-m-static.yaml
index 7e2538a..e2f02a3 100644
--- a/pfalcon-tf-m-static.yaml
+++ b/pfalcon-tf-m-static.yaml
@@ -152,6 +152,7 @@
             url: '$CI_SCRIPTS_REPO'
             branches:
             - '$CI_SCRIPTS_BRANCH'
+            refspec: '+refs/heads/*:refs/remotes/origin/* +refs/changes/*:refs/remotes/origin/refs/changes/*'
             credentials-id: GIT_SSH_KEY
             wipe-workspace: false
       script-path: jenkins/static.jpl