$ git clone -n https://src.fedoraproject.org/rpms/finger.git /var/lib/mock/f40-build-1996413-44011/root/chroot_tmpdir/scmroot/finger
Cloning into '/var/lib/mock/f40-build-1996413-44011/root/chroot_tmpdir/scmroot/finger'...
$ git fetch origin c86dc294e80fbdb01e90171ebba68eae46ee597d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/finger
 * [new ref]         c86dc294e80fbdb01e90171ebba68eae46ee597d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c86dc29 SPDX migration, update spec file