BUG: fix `Most.query_object` error parsing #3859

Job	Run time
egg_info with Python 3.9	7s
Code style checks	20s
oldest version for all dependencies	1m 30s
Python 3.10 with all optional dependencies (MacOS X)	2m 35s
Python 3.11 with mandatory dependencies (Windows)	2m 15s
	6m 47s

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