While there are many professional suites like UnlockTool.Net or SamFW Tool, is often favored for being: Gsmvntoolblogspotcom Link
GSMSVNTool is a command-line tool that allows developers to interact with Google's internal version control system, Google Source Management (GSM), using Subversion commands. This tool provides a seamless way for developers to manage their codebases, collaborate with team members, and track changes using the familiar SVN syntax. gsmvntool