$ git clone -n https://src.fedoraproject.org/rpms/rust-xml5ever0.17.git /var/lib/mock/f45-build-51494-902/root/chroot_tmpdir/scmroot/rust-xml5ever0.17
Cloning into '/var/lib/mock/f45-build-51494-902/root/chroot_tmpdir/scmroot/rust-xml5ever0.17'...
$ git fetch origin 889e6964720c67eb3fc3a50d7b6cb3b5e2e75945:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-xml5ever0.17
 * [new ref]         889e6964720c67eb3fc3a50d7b6cb3b5e2e75945 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 889e696 Rebuilt for https://fedoraproject.org/wiki/Fedora_43_Mass_Rebuild