$ git clone -n https://src.fedoraproject.org/rpms/libsigc++20.git /var/lib/mock/f38-build-699916-87789/root/chroot_tmpdir/scmroot/libsigc++20
Cloning into '/var/lib/mock/f38-build-699916-87789/root/chroot_tmpdir/scmroot/libsigc++20'...
$ git reset --hard 3f7cb5d7a6ec318bf4f688ed76eea4eee6de23d0
HEAD is now at 3f7cb5d Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild