$ git clone -n https://src.fedoraproject.org/rpms/kf5-grantleetheme.git /var/lib/mock/f40-build-2237329-53539/root/chroot_tmpdir/scmroot/kf5-grantleetheme
Cloning into '/var/lib/mock/f40-build-2237329-53539/root/chroot_tmpdir/scmroot/kf5-grantleetheme'...
$ git fetch origin 3e100250af8ef3d325f743541d49d402637f11cc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-grantleetheme
 * [new ref]         3e100250af8ef3d325f743541d49d402637f11cc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3e10025 Rename translation files to avoid conflict with KF6