You cannot be indispensable. Source management bylaws Find the source from where the binary lives. All files under source control. Same path to access sources on all systems. All sources live in the source tree.
Access is controlled via group memberships.
Anyone can be working on any source. Where sources live Sources are stored on the Software Distribution Services Network Appliance NFS server. These are mostly vestigial because we don't get OS sources any more. All commercial sources are stored here, along with public packages that have been extensively modified for UT use. The sources in this area are organized by functionality.