Download Pre-compiled package:
https://fontlibrary.org/en/font/source-code-pro

$ wget https://fontlibrary.org/assets/downloads/source-code-pro/8733444bf1b52108e4cad8cfcbc40e15/source-code-pro.zip
$ unzip source-code-pro.zip
$ cd source-code-pro-2.010R-ro-1.030R-it/
$ cd OTF/
$ ls

Download Source Code Pro:
https://github.com/adobe-fonts/source-code-pro.git

$ git clone https://github.com/adobe-fonts/source-code-pro.git

Building Source Code Pro requires makeotf command,
which is from AFDKO,installing AFDKO raises many issues,
e.g.

$ sudo apt-get install fonttools fontypython

Download AFDKO:
http://www.adobe.com/devnet/opentype/afdko/eula.html

$ wget http://download.macromedia.com/pub/developer/opentype/FDK.2.5.65781/FDK.2.5.65781-LINUX.zip

$ unzip FDK.2.5.65781-LINUX.zip
$ ./FinishInstallLinux
??? Some Problems?