$ git clone -n https://src.fedoraproject.org/rpms/kwalletmanager.git /var/lib/mock/f41-build-1201463-22419/root/chroot_tmpdir/scmroot/kwalletmanager
Cloning into '/var/lib/mock/f41-build-1201463-22419/root/chroot_tmpdir/scmroot/kwalletmanager'...
$ git fetch origin c56592cd5f5c2e43acdc56229a11a28a710f9f55:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kwalletmanager
 * [new ref]         c56592cd5f5c2e43acdc56229a11a28a710f9f55 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c56592c Eliminate use of obsolete %patchN syntax (#2283636)