INFO: gitlab is the same host as jkl-ubuntu-01

jenkins@jkl-ubuntu-01:~$ ssh git@gitlab
PTY allocation request failed on channel 0
Welcome to GitLab, Jenkins CI!
Connection to gitlab closed.

jenkins@jkl-ubuntu-01:~$ git clone --progress -o origin git@gitlab:/performance/mgen.git
Cloning into 'mgen'...
fatal: The remote end hung up unexpectedly

Different machine:
---
-> /tmp  git clone git@gitlab:performance/mgen.git
Cloning into 'mgen'...
remote: Counting objects: 106, done.
remote: Compressing objects: 100% (59/59), done.
remote: Total 106 (delta 35), reused 102 (delta 33)
Receiving objects: 100% (106/106), 31.99 KiB, done.
Resolving deltas: 100% (35/35), done.
-> /tmp