$ git clone -n https://src.fedoraproject.org/rpms/rust-exitcode.git /var/lib/mock/f39-build-1446009-32654/root/chroot_tmpdir/scmroot/rust-exitcode
Cloning into '/var/lib/mock/f39-build-1446009-32654/root/chroot_tmpdir/scmroot/rust-exitcode'...
$ git fetch origin 63af81525171f878846870f5822df343984a0fea:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-exitcode
 * [new ref]         63af81525171f878846870f5822df343984a0fea -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 63af815 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild