Pyramid.VsOnline.TfGet.Exe command line help
>Pyramid.VsOnline.TfGet.Exe workspaces -format:{brief/detailed} -server:{collectionUrl} -login:{username,password}

>Pyramid.VsOnline.TfGet.Exe workspace -new {workspaceName};{owner} -noprompt -server:{collectionUrl} -login:{username,password}

>Pyramid.VsOnline.TfGet.Exe workfold -map {serverPath} {localPath} -workspace:{workspaceName} -server:{collectionUrl} -login:{username,password}

>Pyramid.VsOnline.TfGet.Exe workfold -delete {workspaceName};{owner} -server:{collectionUrl} -login:{username,password}

>Pyramid.VsOnline.TfGet.Exe get {localPath} -recursive -version:{fromDate} -noprompt -login:{username,password}

>Pyramid.VsOnline.TfGet.Exe history {serverPath} -noprompt -version:fromDate~toDate -recursive -format:{brief/detailed} -server:{collectionUrl} -login:{username,password}

>Pyramid.VsOnline.TfGet.Exe -h

Pre-Requisites:
.NET Framework 4.5
Dependent libraries
Microsoft.TeamFoundation.Client.dll (v 12.0.0.0)
Microsoft.TeamFoundation.Common.dll (v 12.0.0.0)
Microsoft.TeamFoundation.VersionControl.Client.dll (v 12.0.0.0)
Microsoft.TeamFoundation.VersionControl.Common.dll (v 12.0.0.0)
Microsoft.TeamFoundation.WorkItemTracking.Client.DataStoreLoader.dll (v 12.0.0.0)
Microsoft.VisualStudio.Services.Common.dll (v 12.0.0.0)
Microsoft.WITDataStore.dll (v 12.0.0.0)
Install Guideline
Download the binaries and place in any directory. Make sure the above dependencies are present along with the binaries.