Cloning into 'zuul'...
remote: Enumerating objects: 55688, done.
remote: Counting objects: 100% (55688/55688), done.
remote: Compressing objects: 100% (22411/22411), done.
remote: Total 55688 (delta 40581), reused 46395 (delta 32088)
Receiving objects: 100% (55688/55688), 13.08 MiB | 2.76 MiB/s, done.
Resolving deltas: 100% (40581/40581), done.
corvus@fuligin /tmp> git show-ref 4.6.0
fatal: not a git repository (or any of the parent directories): .git
corvus@fuligin /tmp [128]> cd zuul/
corvus@fuligin /t/zuul (master)> git show-ref 4.6.0
487c0ba5f8b2758795bb5e5c8e5bd64777d36524 refs/tags/4.6.0