feat: Add Repository::lock_repo #1425

Job	Run time
Cross checking x86_64-pc-windows-msvc	5m 13s
Cross checking x86_64-pc-windows-gnu	2m 52s
Cross checking x86_64-apple-darwin	39s
Cross checking aarch64-apple-darwin	1m 30s
Cross checking x86_64-unknown-linux-gnu	4m 7s
Cross checking x86_64-unknown-linux-musl	49s
Cross checking x86_64-pc-windows-msvc	1m 38s
Cross checking x86_64-pc-windows-gnu	5m 59s
Cross checking x86_64-apple-darwin	42s
Cross checking aarch64-apple-darwin	1m 38s
Cross checking x86_64-unknown-linux-gnu	32s
Cross checking x86_64-unknown-linux-musl	4m 42s
Result (Cross-CI)	1s
	30m 22s

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