Fix the usage of karavan.git.branch on git clone (Closes issue #1347) #1393
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Two small changes on this PR:
change 1) Adds more details on log message on git init
When something went wrong on the git clone process, I was getting those logs entries:
And was not able to know what was going on (had to debug to check)
So just added the exception to the log message to get a clearer picture:
(note: this change would have helped the guy from #1347 to know the variable name was wrong, I think...)
change 2) Adds the configured branch name to git clone command, to prevent errors like these:

In the above case, my git repo had a different default branch from what was configured on the env var KARAVAN_GIT_BRANCH.
this, I presume, will close issue the #1347