Rocky Linux Containerfile refactor #93

Job	Run time
build (centos, 7, centos-7, centos-7/Containerfile)	7m 12s
build (rockylinux, 8, rockylinux-8, rockylinux-8/Containerfile)	7m 25s
build (rockylinux, 8.6, rockylinux-8, rockylinux-8/Containerfile-8.6)	7m 31s
build (rockylinux, 8.7, rockylinux-8, rockylinux-8/Containerfile-8.7)	6m 46s
build (rockylinux, 8.8, rockylinux-8, rockylinux-8/Containerfile-8.8)	8m 7s
build (rockylinux, 8.9, rockylinux-8, rockylinux-8/Containerfile-8.9)	5m 30s
build (rockylinux, 9, rockylinux-9, rockylinux-9/Containerfile)	9s
build (rockylinux, 9.0, rockylinux-9, rockylinux-9/Containerfile-9.0)	5m 50s
build (rockylinux, 9.1, rockylinux-9, rockylinux-9/Containerfile-9.1)	6m 13s
build (rockylinux, 9.2, rockylinux-9, rockylinux-9/Containerfile-9.2)	6m 32s
build (rockylinux, 9.3, rockylinux-9, rockylinux-9/Containerfile-9.3)	6m 26s
build (leap, 15, leap, leap/Containerfile.15)	6m 46s
build (leap, latest, leap, leap/Containerfile)	6m 55s
build (debian, 12.0, debian, debian/Containerfile-12.0)	7m 15s
	1h 28m 37s

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