$ git clone -n https://src.fedoraproject.org/rpms/wmname.git /var/lib/mock/f41-build-726045-13125/root/chroot_tmpdir/scmroot/wmname
Cloning into '/var/lib/mock/f41-build-726045-13125/root/chroot_tmpdir/scmroot/wmname'...
$ git fetch origin 3c636cd64d000ea748fc42c9b464a02f0cbc655f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/wmname
 * [new ref]         3c636cd64d000ea748fc42c9b464a02f0cbc655f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3c636cd Eliminate use of obsolete %patchN syntax (#2283636)