$ git clone -n https://src.fedoraproject.org/rpms/vdr-scraper2vdr.git /var/lib/mock/f40-build-1898237-25068/root/chroot_tmpdir/scmroot/vdr-scraper2vdr
Cloning into '/var/lib/mock/f40-build-1898237-25068/root/chroot_tmpdir/scmroot/vdr-scraper2vdr'...
$ git fetch origin 33d1e85a4f8875059efbe2c4d9bd206bdba39651:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/vdr-scraper2vdr
 * [new ref]         33d1e85a4f8875059efbe2c4d9bd206bdba39651 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 33d1e85 Rebuilt for new VDR API version 2.6.9