$ git clone -n https://src.fedoraproject.org/rpms/rust-nasm-rs.git /var/lib/mock/f40-build-2642455-66452/root/chroot_tmpdir/scmroot/rust-nasm-rs
Cloning into '/var/lib/mock/f40-build-2642455-66452/root/chroot_tmpdir/scmroot/rust-nasm-rs'...
$ git fetch origin 0d55e86f3a6eabdc09691fb6bb2c289506d365e8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-nasm-rs
 * [new ref]         0d55e86f3a6eabdc09691fb6bb2c289506d365e8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0d55e86 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild