$ git clone -n https://src.fedoraproject.org/rpms/rust-qapi-parser.git /var/lib/mock/f45-build-44163-811/root/chroot_tmpdir/scmroot/rust-qapi-parser
Cloning into '/var/lib/mock/f45-build-44163-811/root/chroot_tmpdir/scmroot/rust-qapi-parser'...
$ git fetch origin e9613b21d083b063e738a87b7cef14aed8523153:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-qapi-parser
 * [new ref]         e9613b21d083b063e738a87b7cef14aed8523153 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e9613b2 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild