$ git clone -n https://src.fedoraproject.org/rpms/rust-xml5ever.git /var/lib/mock/f40-build-2144903-50875/root/chroot_tmpdir/scmroot/rust-xml5ever
Cloning into '/var/lib/mock/f40-build-2144903-50875/root/chroot_tmpdir/scmroot/rust-xml5ever'...
$ git fetch origin 41bc04485c52804447ebd73051111f1aa73e7045:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-xml5ever
 * [new ref]         41bc04485c52804447ebd73051111f1aa73e7045 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 41bc044 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild