git-merge-tag.txt

[straussd@athena merge-tag]$ git init
Initialized empty Git repository in /home/straussd/Sandbox/merge-tag/.git/
[straussd@athena merge-tag]$ echo "Hello world." > demo.txt
[straussd@athena merge-tag]$ git add demo.txt 
[straussd@athena merge-tag]$ git commit -m"Init"
[master (root-commit) 2e4ed59] Init
 1 file changed, 1 insertion(+)
 create mode 100644 demo.txt
[straussd@athena merge-tag]$ git checkout -b new-branch
Switched to a new branch 'new-branch'
[straussd@athena merge-tag]$ echo "Hello again." > demo2.txt
[straussd@athena merge-tag]$ git checkout master
Switched to branch 'master'
[straussd@athena merge-tag]$ echo "Divergence." > demo3.txt
[straussd@athena merge-tag]$ git checkout new-branch 
Switched to branch 'new-branch'
[straussd@athena merge-tag]$ git add demo2.txt 
[straussd@athena merge-tag]$ git commit -m"Added file to branch."
[new-branch 742ca70] Added file to branch.
 1 file changed, 1 insertion(+)
 create mode 100644 demo2.txt
[straussd@athena merge-tag]$ git tag -a mytag -m"New tag."
[straussd@athena merge-tag]$ git checkout master
Switched to branch 'master'
[straussd@athena merge-tag]$ git add demo3.txt 
[straussd@athena merge-tag]$ git commit -m"Added file to master"
[master 1b1ccd6] Added file to master
 1 file changed, 1 insertion(+)
 create mode 100644 demo3.txt
[straussd@athena merge-tag]$ git merge mytag
Merge made by the 'recursive' strategy.
 demo2.txt | 1 +
 1 file changed, 1 insertion(+)
 create mode 100644 demo2.txt
[straussd@athena merge-tag]$ git log --graph
*   commit 9dcf4368a2fbae20d5c9fb1ad7e96af3ee27db43
|\  Merge: 1b1ccd6 742ca70
| | Author: David Strauss <david@davidstrauss.net>
| | Date:   Thu Jun 16 09:23:04 2016 -0700
| | 
| |     Merge tag 'mytag'
| |     
| |     New tag.
| |   
| * commit 742ca70565bd06591534d21ae14cabc2ad0ac061
| | Author: David Strauss <david@davidstrauss.net>
| | Date:   Thu Jun 16 09:22:33 2016 -0700
| | 
| |     Added file to branch.
| |   
* | commit 1b1ccd6403a3d322339ec24223b42a26480b3ce2
|/  Author: David Strauss <david@davidstrauss.net>
|   Date:   Thu Jun 16 09:23:01 2016 -0700
|   
|       Added file to master
|  
* commit 2e4ed5967174a6f0ef789109f38b027d19e4a274
  Author: David Strauss <david@davidstrauss.net>