$ git clone -n https://src.fedoraproject.org/rpms/rust-miette.git /var/lib/mock/f40-build-2520978-61798/root/chroot_tmpdir/scmroot/rust-miette
Cloning into '/var/lib/mock/f40-build-2520978-61798/root/chroot_tmpdir/scmroot/rust-miette'...
$ git fetch origin 6b4660b534ca4933601adb3d05c025b389782d31:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-miette
 * [new ref]         6b4660b534ca4933601adb3d05c025b389782d31 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6b4660b Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild