Add TEMP_REPO variable

stage0/00-configure-apt/00-run.sh

@@ -12,6 +12,13 @@ else
 	rm -f "${ROOTFS_DIR}/etc/apt/apt.conf.d/51cache"
 fi
 
+if [ -n "$TEMP_REPO" ]; then
+	install -m 644 /dev/null "${ROOTFS_DIR}/etc/apt/sources.list.d/00-temp.list"
+	echo "$TEMP_REPO" | sed "s/RELEASE/$RELEASE/g" > "${ROOTFS_DIR}/etc/apt/sources.list.d/00-temp.list"
+else
+	rm -f "${ROOTFS_DIR}/etc/apt/sources.list.d/00-temp.list"
+fi
+
 cat files/raspberrypi.gpg.key | gpg --dearmor > "${STAGE_WORK_DIR}/raspberrypi-archive-stable.gpg"
 install -m 644 "${STAGE_WORK_DIR}/raspberrypi-archive-stable.gpg" "${ROOTFS_DIR}/etc/apt/trusted.gpg.d/"
 on_chroot <<- \EOF