get os arch for release script

Signed-off-by: Jessica Frazelle <acidburn@docker.com>

hack/make/release-deb

@@ -14,6 +14,8 @@ set -e
 #
 # ... and so on and so forth for the builds created by hack/make/build-deb
 
+source "$(dirname "$BASH_SOURCE")/.detect-daemon-osarch"
+
 : ${DOCKER_RELEASE_DIR:=$DEST}
 : ${GPG_KEYID:=releasedocker}
 APTDIR=$DOCKER_RELEASE_DIR/apt/repo

hack/make/release-rpm

@@ -14,6 +14,8 @@ set -e
 #
 # ... and so on and so forth for the builds created by hack/make/build-rpm
 
+source "$(dirname "$BASH_SOURCE")/.detect-daemon-osarch"
+
 : ${DOCKER_RELEASE_DIR:=$DEST}
 YUMDIR=$DOCKER_RELEASE_DIR/yum/repo
 : ${GPG_KEYID:=releasedocker}