$ git clone -n https://src.fedoraproject.org/rpms/duplicity.git /var/lib/mock/f39-build-1533263-36227/root/chroot_tmpdir/scmroot/duplicity
Cloning into '/var/lib/mock/f39-build-1533263-36227/root/chroot_tmpdir/scmroot/duplicity'...
$ git fetch origin 64121b688cdc0456145d7b3b95a6e93f34cf34e7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/duplicity
 * [new ref]         64121b688cdc0456145d7b3b95a6e93f34cf34e7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 64121b6 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild