$ git clone -n https://src.fedoraproject.org/rpms/kchmviewer.git /var/lib/mock/f31-build-56464-28225/root/chroot_tmpdir/scmroot/kchmviewer
Cloning into '/var/lib/mock/f31-build-56464-28225/root/chroot_tmpdir/scmroot/kchmviewer'...
$ git reset --hard 1ad5baf676e62568cda350b8237f24114726ee0c
HEAD is now at 1ad5baf - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild