$ git clone -n https://src.fedoraproject.org/rpms/BitchX.git /var/lib/mock/f41-build-side-1-2749558-31004/root/chroot_tmpdir/scmroot/BitchX
Cloning into '/var/lib/mock/f41-build-side-1-2749558-31004/root/chroot_tmpdir/scmroot/BitchX'...
$ git fetch origin e47739886e80c98a5aa65c92ab7f9b5c4f97b525:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/BitchX
 * [new ref]         e47739886e80c98a5aa65c92ab7f9b5c4f97b525 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e477398 Orphaned for 6+ weeks