build

Avoid usage of unused variable (#128) #175

Job	Run time
build (fedora:latest, true)	1m 56s
build (centos:7, true)	1m 15s
build (quay.io/centos/centos:stream8, true)	1m 29s
build (quay.io/centos/centos:stream9, true)	1m 25s
build (debian:testing, true)	42s
build (debian:latest, true)	39s
build (ubuntu:rolling, true)	36s
build (ubuntu:lunar, true)	8m 14s
build (ubuntu:jammy, true)	50s
build (ubuntu:focal, true)	40s
build (ubuntu:bionic, true)	59s
build (quay.io/fedora/fedora:rawhide, false)	45s
build (ubuntu:devel, false)	49s
	20m 19s

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