$ git clone -n https://src.fedoraproject.org/rpms/pluma.git /var/lib/mock/f40-build-790704-136817/root/chroot_tmpdir/scmroot/pluma
Cloning into '/var/lib/mock/f40-build-790704-136817/root/chroot_tmpdir/scmroot/pluma'...
$ git fetch origin 2b86f728b20fb901c749623846b3b533c945a3c8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pluma
 * [new ref]         2b86f728b20fb901c749623846b3b533c945a3c8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2b86f72 update to 1.28.0