$ git clone -n https://src.fedoraproject.org/rpms/rust-tracing-core.git /var/lib/mock/f40-build-2328117-58867/root/chroot_tmpdir/scmroot/rust-tracing-core
Cloning into '/var/lib/mock/f40-build-2328117-58867/root/chroot_tmpdir/scmroot/rust-tracing-core'...
$ git fetch origin 8bdba4867286abcf7738abb2e0760c89c056611c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-tracing-core
 * [new ref]         8bdba4867286abcf7738abb2e0760c89c056611c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8bdba48 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild