$ git clone -n https://src.fedoraproject.org/rpms/rust-unic-char-property.git /var/lib/mock/f38-build-side-43-rust-devel-1411143-31429/root/chroot_tmpdir/scmroot/rust-unic-char-property
Cloning into '/var/lib/mock/f38-build-side-43-rust-devel-1411143-31429/root/chroot_tmpdir/scmroot/rust-unic-char-property'...
$ git fetch origin 31759922b8d2aab4b872fc86abe134d04068e938:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-unic-char-property
 * [new ref]         31759922b8d2aab4b872fc86abe134d04068e938 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3175992 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild