$ git clone -n https://src.fedoraproject.org/rpms/rust-servo-fontconfig-sys.git /var/lib/mock/f40-build-2327448-58853/root/chroot_tmpdir/scmroot/rust-servo-fontconfig-sys
Cloning into '/var/lib/mock/f40-build-2327448-58853/root/chroot_tmpdir/scmroot/rust-servo-fontconfig-sys'...
$ git fetch origin 480d10de9c3508b46b467a66e27c4d4fa7b836ab:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-servo-fontconfig-sys
 * [new ref]         480d10de9c3508b46b467a66e27c4d4fa7b836ab -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 480d10d Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild