$ git clone -n https://src.fedoraproject.org/rpms/maildir-utils.git /var/lib/mock/f40-build-2009953-45541/root/chroot_tmpdir/scmroot/maildir-utils
Cloning into '/var/lib/mock/f40-build-2009953-45541/root/chroot_tmpdir/scmroot/maildir-utils'...
$ git fetch origin 6e135ca8fcbd3ffd58b302894bbff1b4f0179709:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/maildir-utils
 * [new ref]         6e135ca8fcbd3ffd58b302894bbff1b4f0179709 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6e135ca Update to 1.10.5