$ git clone -n https://src.fedoraproject.org/rpms/rust-unic-ucd-hangul.git /var/lib/mock/f45-build-45911-829/root/chroot_tmpdir/scmroot/rust-unic-ucd-hangul
Cloning into '/var/lib/mock/f45-build-45911-829/root/chroot_tmpdir/scmroot/rust-unic-ucd-hangul'...
$ git fetch origin 7b1b7b1788ac5b83e2379ca5ab6c35d2e6c4fe73:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-unic-ucd-hangul
 * [new ref]         7b1b7b1788ac5b83e2379ca5ab6c35d2e6c4fe73 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7b1b7b1 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild