$ git clone -n https://src.fedoraproject.org/rpms/rust-futures-core.git /var/lib/mock/f39-build-1521658-35853/root/chroot_tmpdir/scmroot/rust-futures-core
Cloning into '/var/lib/mock/f39-build-1521658-35853/root/chroot_tmpdir/scmroot/rust-futures-core'...
$ git fetch origin 01f3a621978c858dfd63d93ccdec2e189d3ba8de:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-futures-core
 * [new ref]         01f3a621978c858dfd63d93ccdec2e189d3ba8de -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 01f3a62 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild