$ git clone -n https://src.fedoraproject.org/rpms/rust-multer2.git /var/lib/mock/f45-build-43287-801/root/chroot_tmpdir/scmroot/rust-multer2
Cloning into '/var/lib/mock/f45-build-43287-801/root/chroot_tmpdir/scmroot/rust-multer2'...
$ git fetch origin 38e0dc05ed564eb080d2233377c217d9e595b9cc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-multer2
 * [new ref]         38e0dc05ed564eb080d2233377c217d9e595b9cc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 38e0dc0 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild