$ git clone -n https://src.fedoraproject.org/rpms/skanpage.git /var/lib/mock/f40-build-2224914-52799/root/chroot_tmpdir/scmroot/skanpage
Cloning into '/var/lib/mock/f40-build-2224914-52799/root/chroot_tmpdir/scmroot/skanpage'...
$ git fetch origin 63798c16b5d637bfd87f5eca2d0c24150905d950:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/skanpage
 * [new ref]         63798c16b5d637bfd87f5eca2d0c24150905d950 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 63798c1 24.01.85