$ git clone -n https://src.fedoraproject.org/rpms/rust-signal-hook0.1.git /var/lib/mock/f38-build-side-43-rust-devel-1415514-31454/root/chroot_tmpdir/scmroot/rust-signal-hook0.1
Cloning into '/var/lib/mock/f38-build-side-43-rust-devel-1415514-31454/root/chroot_tmpdir/scmroot/rust-signal-hook0.1'...
$ git fetch origin d6e87ca3db619d4cf6f885502fd626a90fb69d4a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-signal-hook0.1
 * [new ref]         d6e87ca3db619d4cf6f885502fd626a90fb69d4a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d6e87ca Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild