$ git clone -n https://src.fedoraproject.org/rpms/fedora-business-cards.git /var/lib/mock/f41-build-side-2-python-2734088-30827/root/chroot_tmpdir/scmroot/fedora-business-cards
Cloning into '/var/lib/mock/f41-build-side-2-python-2734088-30827/root/chroot_tmpdir/scmroot/fedora-business-cards'...
$ git fetch origin 40e0d99aad0a98a8dbe132616767d527c86dc8d0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fedora-business-cards
 * [new ref]         40e0d99aad0a98a8dbe132616767d527c86dc8d0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 40e0d99 convert GPLv2+ license to SPDX