$ git clone -n https://src.fedoraproject.org/rpms/freeipa.git /var/lib/mock/f41-build-side-1-2811357-32929/root/chroot_tmpdir/scmroot/freeipa
Cloning into '/var/lib/mock/f41-build-side-1-2811357-32929/root/chroot_tmpdir/scmroot/freeipa'...
$ git fetch origin a87a6a90b52e62efe954eab321acd091e5982f2d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/freeipa
 * [new ref]         a87a6a90b52e62efe954eab321acd091e5982f2d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a87a6a9 Upstream release 4.12.2