git.centos.org has shifted to using [pagure](https://pagure.io/ "Pagure") to host sources. Here is how to get [Sources](https://wiki.centos.org/Sources "Sources") now from git.centos.org.
There is an example of how to use mosquitto\_sub on that page, but I find the *-v* option then requires using only the second column in the log, so I like to take it out. Here is what I would use:
Once you have the default log going, you can parse the log as json .. I like to use [jq](https://stedolan.github.io/jq/ "jq"). Here is an example *jq* query that will create an output that looks like this for _branches_ that begin with _c7_ in the log.