$ git clone -n https://src.fedoraproject.org/rpms/jopt-simple.git /var/lib/mock/f40-build-2446967-61330/root/chroot_tmpdir/scmroot/jopt-simple
Cloning into '/var/lib/mock/f40-build-2446967-61330/root/chroot_tmpdir/scmroot/jopt-simple'...
$ git fetch origin 8f2633819791e07d481eab69282dbfa8bcc92f8d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/jopt-simple
 * [new ref]         8f2633819791e07d481eab69282dbfa8bcc92f8d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8f26338 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild