An object’s OID is computed the same way git does it, SHA1(" \0"), using pgcrypto’s digest() function, and refs get compare-and-swap updates through SELECT FOR UPDATE. A libgit2 backend registers these tables as its storage layer, and if the protocol really is separable from the format, a normal git client should be able to push to and clone from a Postgres database without knowing the difference.
Apple 确认将于三月发布多款新品2 月 26 日，Apple 公司 CEO 蒂姆·库克通过社交媒体确认，Apple 将会从下周起发布多款新品。据近期媒体猜测，Apple 的新品可能包含入门款 MacBook、iPad、Mac mini 及 Studio Display 等。来源
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The related documents have provided the biggest tranche of information about the case thus far, delineating key details in the ongoing investigation, which has been shrouded in secrecy.