$ git clone -n https://src.fedoraproject.org/rpms/python-kombu.git /var/lib/mock/f39-build-1626869-39329/root/chroot_tmpdir/scmroot/python-kombu
Cloning into '/var/lib/mock/f39-build-1626869-39329/root/chroot_tmpdir/scmroot/python-kombu'...
$ git fetch origin 2c796fdf2600260d2bad5c213d49a196d8b30316:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-kombu
 * [new ref]         2c796fdf2600260d2bad5c213d49a196d8b30316 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2c796fd kombu 5.3.2 (Fixes RHBZ#2236478)