$ git clone -n https://src.fedoraproject.org/rpms/xnec2c.git /var/lib/mock/f40-build-2333415-59220/root/chroot_tmpdir/scmroot/xnec2c
Cloning into '/var/lib/mock/f40-build-2333415-59220/root/chroot_tmpdir/scmroot/xnec2c'...
$ git fetch origin 2e0e96ee8fdeb7c46210600786fe9ab8da8df32b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xnec2c
 * [new ref]         2e0e96ee8fdeb7c46210600786fe9ab8da8df32b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2e0e96e Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild