Sanjiv owes me a beer

Making a repo that never had a master branch

tmp $ mkdir nomasters
tmp $ cd nomasters/
nomasters $ git init --bare
Initialized empty Git repository in /Users/robertdw/tmp/nomasters/
nomasters [BARE:master]$ git log master
fatal: ambiguous argument 'master': unknown revision or path not in the working tree.
Use '--' to separate paths from revisions
nomasters [master]$ git remote add -t a_branch origin https://github.com/twasink/jbehave-spike
nomasters [master]$ git fetch
remote: Counting objects: 313, done.
remote: Compressing objects: 100% (177/177), done.
remote: Total 313 (delta 66), reused 298 (delta 53)
Receiving objects: 100% (313/313), 53.64 KiB | 15 KiB/s, done.
Resolving deltas: 100% (66/66), done.
From https://github.com/twasink/jbehave-spike
 * [new branch]      a_branch   -> origin/a_branch
nomasters [master]$ git log master
fatal: ambiguous argument 'master': unknown revision or path not in the working tree.
Use '--' to separate paths from revisions
nomasters [master]$ git log a_branch
fatal: ambiguous argument 'a_branch': unknown revision or path not in the working tree.
Use '--' to separate paths from revisions
nomasters [master]$ git log origin/a_branch
commit 4edcdfceab91591cad6d34206825bb5607205964
[OUTPUT SNIPPED]
nomasters [master]$ git checkout a_branch
Branch a_branch set up to track remote branch a_branch from origin.
Switched to a new branch 'a_branch'
nomasters [a_branch]$ ls
README.md                 jbehave-spring-hibernate/ trader/
jbehave-simple-story/     pom.xml
nomasters [a_branch]$ git log master
fatal: ambiguous argument 'master': unknown revision or path not in the working tree.
Use '--' to separate paths from revisions
nomasters [a_branch]$