$ git clone -n https://src.fedoraproject.org/rpms/libcap-ng.git /var/lib/mock/f31-build-68152-30161/root/chroot_tmpdir/scmroot/libcap-ng
Cloning into '/var/lib/mock/f31-build-68152-30161/root/chroot_tmpdir/scmroot/libcap-ng'...
$ git reset --hard fb78858a9d6adbd7842db8051cbba835b6d5c319
HEAD is now at fb78858 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild