$ git clone -n https://src.fedoraproject.org/rpms/python-pytest-mock.git /var/lib/mock/f41-build-1017433-17932/root/chroot_tmpdir/scmroot/python-pytest-mock
Cloning into '/var/lib/mock/f41-build-1017433-17932/root/chroot_tmpdir/scmroot/python-pytest-mock'...
$ git fetch origin 021ff0540fb50c17693c7e0b603ee9949e17750a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pytest-mock
 * [new ref]         021ff0540fb50c17693c7e0b603ee9949e17750a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 021ff05 Update to 3.14.0