Using the command git tag lists out all available tags:
$ git tag
<output follows>
v0.1
v1.3
Note: the tags are output in an alphabetical order.
One may also search for available tags:
$ git tag -l "v1.8.5*"
<output follows>
v1.8.5
v1.8.5-rc0
v1.8.5-rc1
v1.8.5...
Create a tag:
To create a tag on your current branch:
git tag < tagname >
This will create a local tag with the current state of the branch you are on.
To create a tag with some commit:
git tag tag-name commit-identifier
This will create a local tag with the commit-identifier...