get_git_branch_by_name
AI agents call get_git_branch_by_name to retrieve information from Looker MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves git branch metadata from Looker's repository without modifying or executing code. The 'get_' verb pattern and sibling tools (which include write/destructive operations like delete, create, etc.) confirm this is a simple data retrieval operation.
From the tool's definition Tool name 'get_git_branch_by_name' indicates a retrieval operation that queries git branch information by name. The method prefix 'get_' is a strong signal of read-only behavior.
Attacks that exploit this kind of access
get_git_branch_by_name. It is categorised as a Read tool in the Looker MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Looker MCP Server MCP server in PolicyLayer and add a rule for get_git_branch_by_name: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Looker MCP Server. Nothing to install.
get_git_branch_by_name is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the get_git_branch_by_name rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for get_git_branch_by_name. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
get_git_branch_by_name is provided by the Looker MCP Server MCP server (ultrathink-solutions/looker-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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