Get the commit hash for a tag

Question

It is related to Making git show to show information in a machine parseable format but I am getting tired of the fact that I now have to do a lot of parsing to get the commi

Answer 1

What about git log -1 --format=format:"%H" mylabel

EDIT:

Actually a better solution would be :

git show-ref -s mylabel

EDIT bis: As mentioned in the comments, be careful with annotated commits (which are objects of their own). To have a more generic solution, read @michas answer.

You can see the difference when you do a git show-ref -d mylabel.

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Resources:

• git show-ref