$ git clone -n https://src.fedoraproject.org/rpms/duplicity.git /var/lib/mock/f41-build-822779-153284/root/chroot_tmpdir/scmroot/duplicity
Cloning into '/var/lib/mock/f41-build-822779-153284/root/chroot_tmpdir/scmroot/duplicity'...
$ git fetch origin 234fa46352d0ffe6adc0c13a071b2d7b1d6fa6cd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/duplicity
 * [new ref]         234fa46352d0ffe6adc0c13a071b2d7b1d6fa6cd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 234fa46 Revert "Temporarily drop the dependency on python-keystoneclient and python-swiftclient"