$ git clone -n https://src.fedoraproject.org/rpms/rust-git-delta.git /var/lib/mock/f40-build-2373532-60409/root/chroot_tmpdir/scmroot/rust-git-delta
Cloning into '/var/lib/mock/f40-build-2373532-60409/root/chroot_tmpdir/scmroot/rust-git-delta'...
$ git fetch origin 250b8263cd5ae8df6cc94d0076bba724de021146:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-git-delta
 * [new ref]         250b8263cd5ae8df6cc94d0076bba724de021146 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 250b826 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild