$ git clone -n https://src.fedoraproject.org/rpms/rust-encoding-index-simpchinese.git /var/lib/mock/f40-build-2036120-48007/root/chroot_tmpdir/scmroot/rust-encoding-index-simpchinese
Cloning into '/var/lib/mock/f40-build-2036120-48007/root/chroot_tmpdir/scmroot/rust-encoding-index-simpchinese'...
$ git fetch origin 04754c4280d115f82ecb3e14a9159328ea1aae17:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-encoding-index-simpchinese
 * [new ref]         04754c4280d115f82ecb3e14a9159328ea1aae17 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 04754c4 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild