$ git clone -n https://src.fedoraproject.org/rpms/IPAddress.git /var/lib/mock/f41-build-1017252-17920/root/chroot_tmpdir/scmroot/IPAddress
Cloning into '/var/lib/mock/f41-build-1017252-17920/root/chroot_tmpdir/scmroot/IPAddress'...
$ git fetch origin eb51fad6ca52852025dd14c42a27f1f1d8216718:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/IPAddress
 * [new ref]         eb51fad6ca52852025dd14c42a27f1f1d8216718 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at eb51fad Eliminate use of obsolete %patchN syntax (#2283636)