$ git clone -n https://src.fedoraproject.org/rpms/libdbi.git /var/lib/mock/f41-build-1045150-19054/root/chroot_tmpdir/scmroot/libdbi
Cloning into '/var/lib/mock/f41-build-1045150-19054/root/chroot_tmpdir/scmroot/libdbi'...
$ git fetch origin 05c450bc92a6c67b9832615a318d9630685fd072:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libdbi
 * [new ref]         05c450bc92a6c67b9832615a318d9630685fd072 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 05c450b Eliminate use of obsolete %patchN syntax (#2283636)