Add support for hostless pipelines #7924

Job	Run time
Sparse check	3m 43s
GCC static -fanalyzer	4m 31s
GCC build X86_64 with W=1 allmodconfig	1m 40s
GCC build X86_64 with W=1	1m 57s
GCC build X86_64	22m 50s
GCC build arm64 allmodconfig	2m 17s
GCC build i386	16m 39s
GCC build arm64	23m 54s
Clang build x86_64	1m 55s
	1h 19m 26s

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