$ git clone -n https://src.fedoraproject.org/rpms/fbterm.git /var/lib/mock/f41-build-756367-13418/root/chroot_tmpdir/scmroot/fbterm
Cloning into '/var/lib/mock/f41-build-756367-13418/root/chroot_tmpdir/scmroot/fbterm'...
$ git fetch origin 22f0e38430a959d478a4b9880aac96e214a433bf:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fbterm
 * [new ref]         22f0e38430a959d478a4b9880aac96e214a433bf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 22f0e38 Eliminate use of obsolete %patchN syntax (#2283636)