$ git clone -n https://src.fedoraproject.org/rpms/rust-unic-char-property.git /var/lib/mock/f40-build-2654061-66905/root/chroot_tmpdir/scmroot/rust-unic-char-property
Cloning into '/var/lib/mock/f40-build-2654061-66905/root/chroot_tmpdir/scmroot/rust-unic-char-property'...
$ git fetch origin 15075abf94faba418ead23a6ede3a86782dafdd6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-unic-char-property
 * [new ref]         15075abf94faba418ead23a6ede3a86782dafdd6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 15075ab Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild