diff --git a/buildroot/share/git/mfinit b/buildroot/share/git/mfinit
new file mode 100755
index 000000000..5e2cbc0d8
--- /dev/null
+++ b/buildroot/share/git/mfinit
@@ -0,0 +1,8 @@
+#!/usr/bin/env bash
+#
+# mfinit
+#
+# Create the upstream repository for Marlin
+#
+
+git remote add upstream git@github.com:MarlinFirmware/Marlin.git