$ git clone -n https://src.fedoraproject.org/rpms/nheko.git /var/lib/mock/f38-build-side-42-init-devel-1060715-29766/root/chroot_tmpdir/scmroot/nheko
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1060715-29766/root/chroot_tmpdir/scmroot/nheko'...
$ git fetch origin 71a771a1b71bfecf7ad5e9375388564db828ea3f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/nheko
 * [new ref]         71a771a1b71bfecf7ad5e9375388564db828ea3f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 71a771a Backported upstream patch with GCC 13 build fix.