mirror of
https://github.com/git-learning-game/oh-my-git.git
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42 lines
940 B
Text
42 lines
940 B
Text
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[description]
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You can point refs to a new location using the same command you use to create them:
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git update-ref refs/<refname> <object>
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As an exercise, make all refs in this repository point to the tree object!
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[setup]
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echo hello > hello
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echo world > world
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BLOB1=$(git hash-object -w hello)
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BLOB2=$(git hash-object -w world)
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git add .
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TREE=$(git write-tree)
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COMMIT=$(git commit-tree $TREE -m "Initial commit")
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git update-ref refs/a "$BLOB1"
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git update-ref refs/b "$COMMIT"
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[setup goal]
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echo hello > hello
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echo world > world
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BLOB1=$(git hash-object -w hello)
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BLOB2=$(git hash-object -w world)
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git add .
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TREE=$(git write-tree)
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COMMIT=$(git commit-tree $TREE -m "Initial commit")
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git update-ref refs/a "$BLOB1"
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git update-ref refs/b "$COMMIT"
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for REF in $(git for-each-ref --format='%(refname)'); do
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git update-ref "$REF" "$TREE"
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done
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[win]
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test "$(git show-ref -s | sort -u)" = "c7863f72467ed8dd44f4b8ffdb8b57ca7d91dc9e"
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