fast-get: Fix shared data usage by multiple callers #22215

Job	Run time
manifest-check	2m 56s
build-windows (tgl tgl-h)	10m 35s
build-windows (-d, lnl)	10m 59s
build-windows (mtl lnl)	11m 21s
build-windows (ptl)	11m 5s
build-windows (imx8 imx8x imx8m imx8ulp)	14m 31s
build-linux (zmain, imx8 imx8x imx8m imx8ulp)	6m 27s
build-linux (mnfst, mtl lnl)	5m 11s
LP64-WIP	3m 52s
build-linux (mnfst, ptl)	5m 6s
build-linux (zmain, mtl lnl)	6m 0s
build-linux (mnfst, imx8 imx8x imx8m imx8ulp)	6m 41s
build-linux (-d, mnfst, lnl)	4m 46s
build-linux (zmain, ptl)	5m 24s
build-linux (zmain, tgl tgl-h)	5m 21s
build-linux (mnfst, wcl imx95)	7m 48s
build-linux (mnfst, tgl tgl-h)	5m 19s
compare-linux-win	26s
	2h 3m 48s

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