Major mistake. GOPATH must be exported for go get/go build to work.
@@ -1,7 +1,7 @@
#!/bin/sh
ETCD_PACKAGE=github.com/coreos/etcd
-GOPATH=${PWD}
+export GOPATH=${PWD}
SRC_DIR=$GOPATH/src
ETCD_DIR=$SRC_DIR/$ETCD_PACKAGE