Log the hostname at the start of the build.

debian/changelog

@@ -1,3 +1,9 @@
+livecd-rootfs (2.182) UNRELEASED; urgency=low
+
+  * Log the hostname at the start of the build.
+
+ -- Colin Watson <cjwatson@ubuntu.com>  Thu, 05 Sep 2013 16:02:13 +0100
+
 livecd-rootfs (2.181) saucy; urgency=low
 
   * Use new multiple-database scheme in click 0.4.3 to preinstall click

live-build/auto/config

@@ -3,6 +3,8 @@ set -e
 
 rm -rf config
 
+echo "Building on $(hostname --fqdn)"
+
 SEEDMIRROR=http://people.canonical.com/~ubuntu-archive/seeds/
 if [ -z "$MIRROR" ]; then
 	case $(hostname --fqdn) in