$ git clone -n https://src.fedoraproject.org/rpms/loguru.git /var/lib/mock/f41-build-855779-167429/root/chroot_tmpdir/scmroot/loguru
Cloning into '/var/lib/mock/f41-build-855779-167429/root/chroot_tmpdir/scmroot/loguru'...
$ git fetch origin 40445b5dedcdd788895a0e9268239700f755ded3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/loguru
 * [new ref]         40445b5dedcdd788895a0e9268239700f755ded3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 40445b5 Improve documentation of compile-time options in the spec file