$ git clone -n https://src.fedoraproject.org/rpms/bind-dyndb-ldap.git /var/lib/mock/f41-build-side-1-2632380-25796/root/chroot_tmpdir/scmroot/bind-dyndb-ldap
Cloning into '/var/lib/mock/f41-build-side-1-2632380-25796/root/chroot_tmpdir/scmroot/bind-dyndb-ldap'...
$ git fetch origin 37476e4b57ef280a49b887c40d0d215e726d8032:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/bind-dyndb-ldap
 * [new ref]         37476e4b57ef280a49b887c40d0d215e726d8032 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 37476e4 Rebuilt for BIND 9.18.28 (rhbz#2299467)