看懂了，版本要错开
vim components/tidb_query_datatype/Cargo.toml ，注释encoding_rs
修改为：encoding_rs = { git = “https://github.com/tikv/encoding_rs.git”, rev=“5870de8f67a354daeb3649794e960c60339011f4” }
vim components/concurrency_manager/Cargo.toml ，注释crossbeam-skiplist
在下一行添加，修改为：crossbeam-skiplist = “0.1”