$ git clone -n https://src.fedoraproject.org/rpms/rust-aom-sys.git /var/lib/mock/f39-build-1684095-41057/root/chroot_tmpdir/scmroot/rust-aom-sys
Cloning into '/var/lib/mock/f39-build-1684095-41057/root/chroot_tmpdir/scmroot/rust-aom-sys'...
$ git fetch origin 031d442af62dbde1981ea270a96cec78ca07db07:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-aom-sys
 * [new ref]         031d442af62dbde1981ea270a96cec78ca07db07 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 031d442 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild