$ git clone -n https://src.fedoraproject.org/rpms/rust-static_assertions.git /var/lib/mock/f40-build-2093682-50331/root/chroot_tmpdir/scmroot/rust-static_assertions
Cloning into '/var/lib/mock/f40-build-2093682-50331/root/chroot_tmpdir/scmroot/rust-static_assertions'...
$ git fetch origin 7452474523270c81c078e22b2d242e7e73346fe1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-static_assertions
 * [new ref]         7452474523270c81c078e22b2d242e7e73346fe1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7452474 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild