SOURCE_URL=https://github.com/backdrop/backdrop/releases/download/1.22.2/backdrop.zip SOURCE_SUM=ffec826e9b9ccbead7d2baeae3c6622cb6aeb09f6f33f9463e9a41ac257039a2 SOURCE_SUM_PRG=sha256sum SOURCE_FORMAT=zip SOURCE_IN_SUBDIR=true