Update to eagle, point to mendel-linux.org

Change-Id: I8e656fc13e2687e2099345029086c2e8d3cb47c6
diff --git a/multistrap.conf b/multistrap.conf
index 8314473..ee8d706 100644
--- a/multistrap.conf
+++ b/multistrap.conf
@@ -2,14 +2,19 @@
 arch=USERSPACE_ARCH
 cleanup=true
 unpack=true
-bootstrap=main
-aptsources=main edgetpu
+bootstrap=main bsp edgetpu
+aptsources=main bsp edgetpu
 noauth=true
 
 [main]
 packages=MAIN_PACKAGES
-source=https://packages.cloud.google.com/apt
-suite=mendel-day
+source=https://mendel-linux.org/apt/eagle
+suite=eagle
+
+[bsp]
+packages=
+source=https://mendel-linux.org/apt/eagle-bsp-excelsior
+suite=eagle
 
 [edgetpu]
 packages=