First time trying to merge into a branch, and got the following error using git cl land the change.

error: failed to push some refs to 'https://chromium.googlesource.com/chromium/src.git'
ERROR:git-retry:Process failure was not known to be transient; terminating with return code 1
Push failed with exit code 1.
To https://chromium.googlesource.com/chromium/src.git
!	HEAD:refs/pending/branch-heads/2743	[remote rejected] (prohibited by Gerrit)