$ git clone -n https://src.fedoraproject.org/rpms/python-repoze-who-plugins-sa.git /var/lib/mock/f41-build-884538-16596/root/chroot_tmpdir/scmroot/python-repoze-who-plugins-sa
Cloning into '/var/lib/mock/f41-build-884538-16596/root/chroot_tmpdir/scmroot/python-repoze-who-plugins-sa'...
$ git fetch origin 0c507c3abf2e64ee1b3750a37a4c35667af3243e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-repoze-who-plugins-sa
 * [new ref]         0c507c3abf2e64ee1b3750a37a4c35667af3243e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0c507c3 Eliminate use of obsolete %patchN syntax (#2283636)