$ git clone -n https://src.fedoraproject.org/rpms/tagsoup.git /var/lib/mock/f41-build-side-1-2670492-29058/root/chroot_tmpdir/scmroot/tagsoup
Cloning into '/var/lib/mock/f41-build-side-1-2670492-29058/root/chroot_tmpdir/scmroot/tagsoup'...
$ git fetch origin 73ace6cef4c7dcd3814edffba0f3e44462fae9f0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/tagsoup
 * [new ref]         73ace6cef4c7dcd3814edffba0f3e44462fae9f0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 73ace6c convert license to SPDX