git-worktree-setup

A workflow for setting up Git worktrees, which are separate working folders linked to the same repository history.

In plain words
What is it for?
Use it to check or install gtr and follow the setup steps for a Git worktree.
Why use it?
It helps prepare isolated folders for working on different branches without repeatedly switching the main folder.

Skill for Claude CodeCodex

Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

agentmods
npx agentmods add skills/shiiman/dotfiles/git-worktree-setup
Any agent
npx skills add shiiman/dotfiles --skill git-worktree-setup
Clone the repo
git clone --depth 1 https://github.com/shiiman/dotfiles

Made for: Claude Code, Codex.

Per session 64 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,895 The whole file, excluding the scripts and references it only reads on demand.
Security scan B 1 finding. Scan, not verified.
Origin unknown No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5 $0.00064 $0.01895
Opus 5 $0.00032 $0.00948
Sonnet 5 $0.00013 $0.00379
Haiku 4.5 $0.00006 $0.00189

Measured yesterday against content hash 53cce33d9be4, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade B, and why

git-worktree-setup scanned grade B with 1 finding against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured yesterday.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Asks for rootmediumPrivilege escalation

A mod that escalates privileges can change anything on the machine, not only the project.

sudo ln -s "$(pwd)/bin/git-gtr" /usr/local/bin/git-gtr
ai/codex/skills/git-worktree-setup/SKILL.md · 284 lines

The source is not reproduced here

No licence file

A repository with no LICENSE is all rights reserved by default, so the body is not copied here. The metadata, the measurements and the link are.

Read it on GitHub

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. yesterday First seen · 284 lines · 64 tokens per session scan B 53cce33d9be4

Subscribe to this mod's changes

git-worktree-setup is a skill published in the GitHub repository shiiman/dotfiles (2 stars, last pushed 28d ago), with no licence file. It adds 64 tokens to every session and 1,895 once invoked, about $0.0003 per session on Opus 5. A static security scan graded it B with 1 finding (asks for root). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

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