$ git clone -n https://src.fedoraproject.org/rpms/libdbi-drivers.git /var/lib/mock/f41-build-1178592-21860/root/chroot_tmpdir/scmroot/libdbi-drivers
Cloning into '/var/lib/mock/f41-build-1178592-21860/root/chroot_tmpdir/scmroot/libdbi-drivers'...
$ git fetch origin 3cca9eb28df1a38b86b228b5e90b1ba759f1f9ba:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libdbi-drivers
 * [new ref]         3cca9eb28df1a38b86b228b5e90b1ba759f1f9ba -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3cca9eb Eliminate use of obsolete %patchN syntax (#2283636)