$ git clone -n https://src.fedoraproject.org/rpms/rust-crc32fast.git /var/lib/mock/f38-build-side-43-rust-devel-1417122-31459/root/chroot_tmpdir/scmroot/rust-crc32fast
Cloning into '/var/lib/mock/f38-build-side-43-rust-devel-1417122-31459/root/chroot_tmpdir/scmroot/rust-crc32fast'...
$ git fetch origin 5ab0214a5737bc782240b3084d494195e4832aba:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-crc32fast
 * [new ref]         5ab0214a5737bc782240b3084d494195e4832aba -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5ab0214 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild