bat file in path:

@echo off
start "" "C:\Program Files\GitExtensions\GitExtensions.exe" openrepo %*

In VSCODE:

In het bestand: %APPDATA%\Code\User\tasks.json

{
    "version": "2.0.0",
    "tasks": [
        {
            "label": "Open Git Extensions",
            "type": "shell",
            "command": "C:\\Program Files\\GitExtensions\\GitExtensions.exe",
            "args": [
                "openrepo",
                "${workspaceFolder}"
            ],
            "problemMatcher": [],
            "presentation": {
                "reveal": "never"
            }
        }
    ]
}

In het bestand: %APPDATA%\Code\User\keybindings.json

[
    {
        "key": "f4",
        "command": "workbench.action.tasks.runTask",
        "args": "Open Git Extensions",
        "when": "editorTextFocus"
    }
]

988700cookie-checkGit Extensions open repo