$ git clone -n https://src.fedoraproject.org/rpms/blaze.git /var/lib/mock/f40-build-2274651-55020/root/chroot_tmpdir/scmroot/blaze
Cloning into '/var/lib/mock/f40-build-2274651-55020/root/chroot_tmpdir/scmroot/blaze'...
$ git fetch origin e0fd0e680bded962a022963e421e31d27013bbb7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/blaze
 * [new ref]         e0fd0e680bded962a022963e421e31d27013bbb7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e0fd0e6 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild