$ git clone -n https://src.fedoraproject.org/rpms/rust-clap_complete_command.git /var/lib/mock/f40-build-2248245-53944/root/chroot_tmpdir/scmroot/rust-clap_complete_command
Cloning into '/var/lib/mock/f40-build-2248245-53944/root/chroot_tmpdir/scmroot/rust-clap_complete_command'...
$ git fetch origin f52ba6f09cf7ade427faa899baa84aa2ae38512c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-clap_complete_command
 * [new ref]         f52ba6f09cf7ade427faa899baa84aa2ae38512c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f52ba6f Initial import (#2247858)