$ git clone -n https://src.fedoraproject.org/rpms/python-argcomplete.git /var/lib/mock/f40-build-2058705-49149/root/chroot_tmpdir/scmroot/python-argcomplete
Cloning into '/var/lib/mock/f40-build-2058705-49149/root/chroot_tmpdir/scmroot/python-argcomplete'...
$ git fetch origin 5edf3c3fa7bf86f5a5153580d4ddd254fae6ca83:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-argcomplete
 * [new ref]         5edf3c3fa7bf86f5a5153580d4ddd254fae6ca83 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5edf3c3 Stop enumerating the patches