$ git clone -n https://src.fedoraproject.org/rpms/vim-gitgutter.git /var/lib/mock/f39-build-1592348-38311/root/chroot_tmpdir/scmroot/vim-gitgutter
Cloning into '/var/lib/mock/f39-build-1592348-38311/root/chroot_tmpdir/scmroot/vim-gitgutter'...
$ git fetch origin bb047ff3ebf3fc1ec2bf00dc3c77855c965da199:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/vim-gitgutter
 * [new ref]         bb047ff3ebf3fc1ec2bf00dc3c77855c965da199 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bb047ff build: Remove unplace.vim