Installed two (2) CDB instances and created a GIT repository.
Used the following command from the oracle-db-build GIT repository to build the GoldenGate databases:
Created the GoldenGate repository.
I downloaded the software from Oracle GoldenGate 19.1.0.0.4 for Oracle on Linux x86-64.
Created /opt/share/Software/goldengate .
Copied 191004_fbo_ggs_Linux_x64_shiphome.zip into this directory.
The Installation Guide is "Installing Oracle GoldenGate 19.1".