$ git clone -n https://src.fedoraproject.org/rpms/rpm-spec-language-server.git /var/lib/mock/f45-build-34657-690/root/chroot_tmpdir/scmroot/rpm-spec-language-server
Cloning into '/var/lib/mock/f45-build-34657-690/root/chroot_tmpdir/scmroot/rpm-spec-language-server'...
$ git fetch origin ce5769419b956cdb5b0e5d11af96eff1008b54bf:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rpm-spec-language-server
 * [new ref]         ce5769419b956cdb5b0e5d11af96eff1008b54bf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ce57694 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild