$ git clone -n https://src.fedoraproject.org/rpms/rust-memoffset0.6.git /var/lib/mock/f40-build-2037930-48138/root/chroot_tmpdir/scmroot/rust-memoffset0.6
Cloning into '/var/lib/mock/f40-build-2037930-48138/root/chroot_tmpdir/scmroot/rust-memoffset0.6'...
$ git fetch origin 754bf5002acced511257c4f0105246afb39d7137:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-memoffset0.6
 * [new ref]         754bf5002acced511257c4f0105246afb39d7137 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 754bf50 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild