$ git clone -n https://src.fedoraproject.org/rpms/maven-parent.git /var/lib/mock/f41-build-side-1-2821084-33198/root/chroot_tmpdir/scmroot/maven-parent
Cloning into '/var/lib/mock/f41-build-side-1-2821084-33198/root/chroot_tmpdir/scmroot/maven-parent'...
$ git fetch origin 9eee954b7b2f717288c648c098aa8cd261cb6bc9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/maven-parent
 * [new ref]         9eee954b7b2f717288c648c098aa8cd261cb6bc9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9eee954 Switch javapackages tests to f41 branch