$ git clone -n https://src.fedoraproject.org/rpms/openssh.git /var/lib/mock/f40-build-2201563-51835/root/chroot_tmpdir/scmroot/openssh
Cloning into '/var/lib/mock/f40-build-2201563-51835/root/chroot_tmpdir/scmroot/openssh'...
$ git fetch origin 87ae5d1d5a84ab6a3d1b573eb270a2c6bfb458de:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/openssh
 * [new ref]         87ae5d1d5a84ab6a3d1b573eb270a2c6bfb458de -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 87ae5d1 Fix type errors in downstream gssapi-keyex patch