$ git clone -n https://src.fedoraproject.org/rpms/gdigi.git /var/lib/mock/f41-build-816145-14288/root/chroot_tmpdir/scmroot/gdigi
Cloning into '/var/lib/mock/f41-build-816145-14288/root/chroot_tmpdir/scmroot/gdigi'...
$ git fetch origin 5920b85cc8208dbd3073ba1a08b90dce28a5ede8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gdigi
 * [new ref]         5920b85cc8208dbd3073ba1a08b90dce28a5ede8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5920b85 Eliminate use of obsolete %patchN syntax (#2283636)