$ git clone -n https://src.fedoraproject.org/rpms/rust-svg.git /var/lib/mock/f45-build-45303-822/root/chroot_tmpdir/scmroot/rust-svg
Cloning into '/var/lib/mock/f45-build-45303-822/root/chroot_tmpdir/scmroot/rust-svg'...
$ git fetch origin 6df5a10ce2f5001bdd183614da2c6c3386088ccb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-svg
 * [new ref]         6df5a10ce2f5001bdd183614da2c6c3386088ccb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6df5a10 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild