$ git clone -n https://src.fedoraproject.org/rpms/golang-github-prometheus-prom2json.git /var/lib/mock/f38-build-709649-92936/root/chroot_tmpdir/scmroot/golang-github-prometheus-prom2json
Cloning into '/var/lib/mock/f38-build-709649-92936/root/chroot_tmpdir/scmroot/golang-github-prometheus-prom2json'...
$ git fetch origin 5c054723922c0c05415a0c36e10e6016e0938f5c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-prometheus-prom2json
 * [new ref]         5c054723922c0c05415a0c36e10e6016e0938f5c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5c05472 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild