git tag

root@ubuntu:/opt/gopath/src/github.com/kubeedge/kubeedge# git tag
v0.1
v0.2
v0.2.1
v0.3.0
v0.3.0-beta.0
v1.0.0
v1.0.0-beta.0
v1.1.0
v1.1.0-beta.0
v1.2.0
v1.2.0-beta.0
v1.2.1
v1.3.0
v1.3.0-alpha.0
v1.3.0-beta.0
v1.3.1
v1.4.0
v1.4.0-alpha.0
v1.4.0-beta.0
v1.5.0
v1.5.0-beta.0
v1.6.0
v1.6.0-beta.0
v1.6.1
root@ubuntu:/opt/gopath/src/github.com/kubeedge/kubeedge# git checkout v1.3.1
error: Your local changes to the following files would be overwritten by checkout:
        build/tools/certgen.sh
Please commit your changes or stash them before you switch branches.
Aborting
root@ubuntu:/opt/gopath/src/github.com/kubeedge/kubeedge# git clone -b v1.3.1 https://github.com/kubeedge/kubeedge.git
Cloning into ‘kubeedge‘...
remote: Enumerating objects: 33, done.
remote: Counting objects: 100% (33/33), done.
remote: Compressing objects: 100% (27/27), done.
remote: Total 48193 (delta 13), reused 14 (delta 6), pack-reused 48160
Receiving objects: 100% (48193/48193), 76.10 MiB | 13.38 MiB/s, done.
Resolving deltas: 100% (26258/26258), done.
Note: checking out ‘5bfca35b2d99a5c23b953d663723374c3f354fec‘.

root@ubuntu:/opt/gopath/src/github.com/kubeedge/kubeedge/kubeedge# git branch
* (no branch)