$ git clone -n https://src.fedoraproject.org/rpms/golang-github-nats-io-jwt-2.git /var/lib/mock/f42-build-866497-173926/root/chroot_tmpdir/scmroot/golang-github-nats-io-jwt-2
Cloning into '/var/lib/mock/f42-build-866497-173926/root/chroot_tmpdir/scmroot/golang-github-nats-io-jwt-2'...
$ git fetch origin cbb522e4a2d6707b981d7f7c95691e495da750f2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-nats-io-jwt-2
 * [new ref]         cbb522e4a2d6707b981d7f7c95691e495da750f2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cbb522e update to v2.7.3, close rhbz#2332323