$ git clone -n https://src.fedoraproject.org/rpms/xrdp.git /var/lib/mock/f42-build-side-1-3583238-46888/root/chroot_tmpdir/scmroot/xrdp
Cloning into '/var/lib/mock/f42-build-side-1-3583238-46888/root/chroot_tmpdir/scmroot/xrdp'...
$ git fetch origin bfa74ff263571d0cbca4b293906a50b2c1880620:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xrdp
 * [new ref]         bfa74ff263571d0cbca4b293906a50b2c1880620 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bfa74ff Add vmconnect patch