faketime software package provides report faked system time to programs, you can install in your Debian 7 (Wheezy) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install faketime
faketime is installed in your system.
Make ensure the faketime package were installed using the commands given below,
$ sudo dpkg-query -l | grep faketime *
You will get with faketime package name, version, architecture and description in a table
| Distro | Debian 7 wheezy |
| Section | Utilities |
| Package | faketime |
| Version | 0.8-1 |
| Description | report faked system time to programs |
| Sub Section | Utils |