rcnee@debian:~/linux$ host git.kernel.org
git.kernel.org is an alias for pub.kernel.org.
pub.kernel.org is an alias for pub.ewr.kernel.org.
pub.ewr.kernel.org has address 147.75.196.57
pub.ewr.kernel.org has IPv6 address 2604:1380:1:3600::3
$ git fetch origin
remote: Counting objects: 2543, done.
remote: Compressing objects: 100% (725/725), done.
remote: Total 2543 (delta 2112), reused 2207 (delta 1816)
Receiving objects: 100% (2543/2543), 503.18 KiB | 0 bytes/s, done.
Resolving deltas: 100% (2112/2112), completed with 675 local objects.
From git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux
c1ae3cf..56b24d1 master -> origin/master
$ git show v4.11-rc2
fatal: ambiguous argument 'v4.11-rc2': unknown revision or path not in
the working tree.
Use '--' to separate paths from revisions, like this:
'git <command> [<revision>...] -- [<file>...]'
$ git tag -l *4.11-rc[12]
v4.11-rc1
$ host git.kernel.org
git.kernel.org is an alias for pub.kernel.org.
pub.kernel.org is an alias for pub.ewr.kernel.org.
pub.ewr.kernel.org has address 147.75.196.57
pub.ewr.kernel.org has IPv6 address 2604:1380:1:3600::3
Coincidence? (I'm in NYC in case it matters. I'm using IPv4 from here,
but was most likely on IPv6 at home yesterday when I first had the
issue.)