$ git clone -n https://src.fedoraproject.org/rpms/rust-secrecy.git /var/lib/mock/f40-build-2683106-67968/root/chroot_tmpdir/scmroot/rust-secrecy
Cloning into '/var/lib/mock/f40-build-2683106-67968/root/chroot_tmpdir/scmroot/rust-secrecy'...
$ git fetch origin 008d84fe6cb123298961fe5c46a3baaf2e1100d1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-secrecy
 * [new ref]         008d84fe6cb123298961fe5c46a3baaf2e1100d1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 008d84f Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild