$ git clone -n https://src.fedoraproject.org/rpms/vdr-scraper2vdr.git /var/lib/mock/f41-build-1033744-18591/root/chroot_tmpdir/scmroot/vdr-scraper2vdr
Cloning into '/var/lib/mock/f41-build-1033744-18591/root/chroot_tmpdir/scmroot/vdr-scraper2vdr'...
$ git fetch origin e1a31a49e52f669fc691352f442b3443b62d892b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/vdr-scraper2vdr
 * [new ref]         e1a31a49e52f669fc691352f442b3443b62d892b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e1a31a4 convert GPL+ license to SPDX