$ git clone -n https://src.fedoraproject.org/rpms/java-dirq.git /var/lib/mock/f41-build-1228386-22831/root/chroot_tmpdir/scmroot/java-dirq
Cloning into '/var/lib/mock/f41-build-1228386-22831/root/chroot_tmpdir/scmroot/java-dirq'...
$ git fetch origin 62f8d53e0a4e3986b5d0191746b8f19945e8fa51:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/java-dirq
 * [new ref]         62f8d53e0a4e3986b5d0191746b8f19945e8fa51 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 62f8d53 removed the obsolete patch