SPDeploymentSettings.SiteUrl property
SharePoint 2013
Gets or sets the absolute URL of a source or destination Web site.
Assembly: Microsoft.SharePoint (in Microsoft.SharePoint.dll)
Sets or retrieves the URL of site collection that contains the content that is being exported, or to which the content is to be imported. The value is an absolute URL to the site. This value is provided in the siteUrl parameter of the SPDeploymentSettings class constructor (SPDeploymentSettings).