$ git clone -n https://src.fedoraproject.org/rpms/rust-crc.git /var/lib/mock/f40-build-2659620-66918/root/chroot_tmpdir/scmroot/rust-crc
Cloning into '/var/lib/mock/f40-build-2659620-66918/root/chroot_tmpdir/scmroot/rust-crc'...
$ git fetch origin 1fcae749fcddf1f281cba0af1399233674966a3f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-crc
 * [new ref]         1fcae749fcddf1f281cba0af1399233674966a3f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1fcae74 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild