$ git clone -n https://src.fedoraproject.org/rpms/ghc-language-ecmascript.git /var/lib/mock/f40-build-776571-128929/root/chroot_tmpdir/scmroot/ghc-language-ecmascript
Cloning into '/var/lib/mock/f40-build-776571-128929/root/chroot_tmpdir/scmroot/ghc-language-ecmascript'...
$ git fetch origin e5cf6dacce923e7ba8b9f947365b0159ccd08dfd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-language-ecmascript
 * [new ref]         e5cf6dacce923e7ba8b9f947365b0159ccd08dfd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e5cf6da Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild