$ git clone -n https://src.fedoraproject.org/rpms/rust-cursive0.16.git /var/lib/mock/f40-build-2190020-51418/root/chroot_tmpdir/scmroot/rust-cursive0.16
Cloning into '/var/lib/mock/f40-build-2190020-51418/root/chroot_tmpdir/scmroot/rust-cursive0.16'...
$ git fetch origin c4f21bc2681d73aecedc3ba2022732c59aac430a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-cursive0.16
 * [new ref]         c4f21bc2681d73aecedc3ba2022732c59aac430a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c4f21bc Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild