$ git clone -n https://src.fedoraproject.org/rpms/opencsg.git /var/lib/mock/f40-build-2013872-45925/root/chroot_tmpdir/scmroot/opencsg
Cloning into '/var/lib/mock/f40-build-2013872-45925/root/chroot_tmpdir/scmroot/opencsg'...
$ git fetch origin 07a8941d0059f06713b6b24f938c305de24f6fb9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/opencsg
 * [new ref]         07a8941d0059f06713b6b24f938c305de24f6fb9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 07a8941 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild