1. Check out EdkCompatibilityPkg (r5439) to a directory EdkCompatibilityPkg in workspace (svn https://edk2.tianocore.org/svn/edk2/trunk/edk2/EdkCompatibilityPkg).
2. Update to the newest BaseTools package. (r5439 or later)
2. Download EfiShell 1.05.zip from EDK Shell official release https://efi-shell.tianocore.org/servlets/ProjectDocumentList?folderID=52&expandFolder=52&folderID=45
4. Apply a hot fix Shell_HotFix.diff under EdkShellBinPkg\GenBin directory. This is mainly to fix the RFC 3066 language comaptiblity issues. This patch will be integrated into the later official release.