[core] Copy the branch list before adding the main branch in orphan clean - #10216

[core] Copy the branch list before adding the main branch in orphan clean#10216

LuciferYang wants to merge 2 commits into

apache:masterapache/paimon:masterfrom

LuciferYang:m/core-034-orphan-branches-mutationLuciferYang/paimon:m/core-034-orphan-branches-mutationCopy head branch name to clipboard