$ git clone -n https://src.fedoraproject.org/rpms/rust-vcsgraph.git /var/lib/mock/f40-build-2040614-48369/root/chroot_tmpdir/scmroot/rust-vcsgraph
Cloning into '/var/lib/mock/f40-build-2040614-48369/root/chroot_tmpdir/scmroot/rust-vcsgraph'...
$ git fetch origin d96dfb42da59df1db9bb56785706521d2f5e8f35:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-vcsgraph
 * [new ref]         d96dfb42da59df1db9bb56785706521d2f5e8f35 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d96dfb4 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild