diff --git a/reference.txt b/reference.txt
new file mode 100644
index 00000000000..262c0ca1d24
--- /dev/null
+++ b/reference.txt
@@ -0,0 +1 @@
+e985f4b7aa55610705ee49bd3eb645c2fd03eb6c
diff --git a/references.txt b/references.txt
index 68e5b1e05d8..fbef2ec760c 100644
--- a/references.txt
+++ b/references.txt
@@ -286,3 +286,4 @@ efc70952597a3160e6bb47891894b109bd82b7c3
 c77ec902f368c2c31505fcb65a835ce148350077
 903922e6a2dc0ff9283757645395f5119f61be0e
 e985f4b7aa55610705ee49bd3eb645c2fd03eb6c
+7b61d389a7b8bd5dac2d780c6b6fbea0b881400c